版權(quán)說(shuō)明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)
文檔簡(jiǎn)介
1、<p><b> 附錄:</b></p><p><b> 外文資料與中文翻譯</b></p><p><b> 外文資料:</b></p><p> scheduling winch </p><p> First、 Scheduling and the
2、structural characteristics of winch scheduling winch is used to dispatch vehicles to assist traction and operating a winch. Commonly used in the mine tunnel in the haulage and supporting mine car handling、 can also
3、be used in the mining face、 with scheduling space station、 heavy cars. </p><p> Scheduling winch is full-gear transmission machinery. Gear also known as the round of the transmission system. According round
4、 of the transmission gear when the axis of space in the relative position is fixed、 can be divided into fixed and working capital of the axis round of the round. Another round of the axis of cylindrical mesh gear transmi
5、ssion and the cylindrical mesh gear transmission of points、 and turnover of another round of transmission and differential planetary transmission of the p</p><p> (B) JD-1-Dispatch winch the drive principle
6、 </p><p> This type of winch used two Internal Drives and a planetary gear transmission. Z1/Z2 and Z3/Z4 for two Internal Drive、 Z5、 Z6、 Z7 composition of planetary transmission mechanism. Motor head i
7、n the installation of a 5-axis extended sets of gear Z1、through the gears Z2、 with gear Z3 and Z4、 the movement spread to gear Z5、 the Z5 is the planetary gear wheel of a central round (or round of the Sun) And then led
8、the two planetary gear Z6、 and the gear Z7. Planetary gear freely installed in the t</p><p> (8) Check bearings and motors、 switches、 cables、 such as whether the gate with the temperature too high、 the prob
9、lem should be found to identify the reasons for、 to take measures to deal with. (9) Often wipe winch to remove dust and debris、 and maintain the environment clean and tidy. Winch the safe operation、 inspection and maint
10、enance Three、 winch common faults and deal with (A) a winch drum abnormal sound and the main approach 1. Winch drum produce abnormal sound the main reason </p><p> (1) drum cartridge case bolts l
11、oose. (2) Shell and tube-round (flange) gap between too large. (3) Drum cylinder shell cracks. (4) Welding a cylinder shell welding. (5) Walks drum and hub of the fixed screw loose、 causing swimming drum and hub betw
12、een the relative sliding. (6) Gap between the hub and spindle wear too large. (7) A clutch worm screw loose. 2. Approach According to the inspection to determine treatment. If the loosening of
13、 the nut、 in Jiao Ban shutdown when fastening If </p><p> (2) Weights are often delegated to use Brake、 no electrical power winch braking system EC、 single-drum winch often such a situation. (3) Brake shoe
14、 loose bolts or excessive brake wear、 the bolt hit the first round of gate (or gateway disc). (4) Brake shoe and the gateway round (or gateway disk) was not installed correctly; the contact area is too small. (5)
15、 Gate Ferry (or gateway disc) swing more. 2. Prevention and treatment Constantly sum up experience in operations、 and explore met</p><p> (E) Disc Brake-meters does not deal
16、 with the causes and prevention methods 1. Brake-song disc is not the main meters (1) brake operation handle screw drawbars length adjustment inappropriate. (2) Brake operation handle swing point of view inappro
17、priate. (3) Relief valve plug the hole cut expenditure or slide valve failure death card. (4) Relief valve surge devices or electro-hydraulic oil spills. (5) electro-hydraulic device moves lap surge Inch Xian welding
18、is not strong or disconnected.</p><p> (1) A power failure、 such as power failures、 break phase、 motor or grounding line、 grounding the protection of power supply voltage or too low. </p><p>
19、(2) Stop button did not recover bit. </p><p> (3) Have launched internal fault. </p><p> (4) Cable operator disconnected. </p><p> (5) Motor burned. </p><p> 2. App
20、roach </p><p> To check power、 such as the local power supply cables on the other electrical and mechanical equipment are a fixed、 it would surely is the power blackout、 should be promptly reported that the
21、 request transmission. Check the button、 we must switch handle hit by power outage location、 check the button may be open、 not to repair its damaged in the explosion-proof performance. Several other conditions must be fu
22、ll-time electrician to check processing. (G) The stop button、 the motor does not stop th</p><p> (1) Operating button failures or too wet. </p><p> (2) Operation of short circuit or grounding
23、. (3) Magnetic starter for the main contact point or burning auxiliary contact adhesive and can not leave. (4) arc-suppression hood stuck contact、 could not leave. (5) Contact between the open relays. (6) Magnetic st
24、arter placed unrighteousness、 touch or backward dumping beyond 15 °.</p><p> 2. Approach </p><p> Should urgently Fishing magnetic starter、 to winch their magnetic starter handle the oper
25、ation to stop fighting position. Pre-gate method should be used first to raise load stopped to prevent Lash starter when the magnetic switch in isolation have too great a power outage sparks. </p><p> (H) S
26、ingle-phase operation of the motor causes and treatment </p><p> 1.Winch motor single-phase operation of the characteristics and hazards </p><p> (1) Whether positive start、 or reverse start、
27、the electrical occurred dull hum、 but the motor will not always turn. </p><p> (2) If a motor running in single-phase operation、 while still maintaining the original motor to spin、 but obviously slow down t
28、he speed、 a humming sound、 the electrical start fever、 if the winch with Ammeter、 some point to zero、 Some larger current value. Whether or activated in motor running single-phase operation、 if not timely detection and s
29、hutdown、 it may be burning motor for the accident. </p><p> 2. Single-phase operation of a motor for </p><p> (1) Lack of power (of a fault). This is because of a broken fuse or a disconnectio
30、n of contacts and a phase-connection is bad、 and so causes. (2) Motor stator windings of a break. Stator windings at this time because of the different connection mode、 the impact of differentiated、 that is、 stars (丫) o
31、f wiring than 1.30 (△) of wiring serious. </p><p> 3. Approach </p><p> Rapid shut down to identify reasons for the timely reporting or maintenance electrician for processing.</p><p
32、><b> 中文翻譯:</b></p><p><b> 調(diào)度絞車</b></p><p> 一、調(diào)度絞車及其結(jié)構(gòu)特點(diǎn)</p><p> 調(diào)度絞車是常用來(lái)調(diào)度車輛及進(jìn)行輔助牽引作業(yè)的一種絞車。常用于礦井巷道中拖運(yùn)礦車及輔助搬運(yùn),也可用在采掘工作面、裝車站調(diào)度空、重載礦車。</p><p&g
33、t; 調(diào)度絞車是一種全齒傳動(dòng)機(jī)械。齒輪傳動(dòng)系統(tǒng)又稱輪系。根據(jù)輪系傳動(dòng)時(shí)各齒輪軸線在空間的相對(duì)位置是否固定,可分為定軸輪系和周轉(zhuǎn)輪系。定軸輪系又有外嚙合圓柱齒輪傳動(dòng)和內(nèi)嚙合圓柱齒輪傳動(dòng)之分,而周轉(zhuǎn)輪系又有差動(dòng)傳動(dòng)和行星傳動(dòng)之分。調(diào)度絞車的傳動(dòng)齒輪既有內(nèi)嚙合圓柱齒輪傳動(dòng),又有行星傳動(dòng),所以調(diào)度絞車又稱內(nèi)齒輪行星傳動(dòng)絞車。</p><p> 調(diào)度絞車常用型號(hào)主要有JD—0.4(JD—4.5)、JD—1(JD)—11
34、.4)、JD—1.(JD—22)、JD—2(JD—25)、JD—3(JD—40)等。</p><p> 下面以JD—1(即JD—11.4)型調(diào)度絞車為例介紹調(diào)度絞車的組成及傳動(dòng)原理。</p><p> ?。ㄒ唬㎎D—1型調(diào)度絞車的組成</p><p> JD—1型調(diào)度絞車的主要組成部分為滾筒、制動(dòng)裝置機(jī)座和電動(dòng)機(jī)。 絞車滾筒由鑄鋼制成,其主要功能是纏繞
35、鋼絲繩牽引負(fù)荷。滾筒內(nèi)和大內(nèi)齒輪下裝有減速齒輪。</p><p> 絞車上共裝有兩組帶式閘,即制動(dòng)閘2,工作閘3。電動(dòng)機(jī)一側(cè)的制動(dòng)閘2用來(lái)制動(dòng)滾筒,大內(nèi)齒輪上的工作閘3用于控制Z7組運(yùn)轉(zhuǎn)。</p><p> 機(jī)座用鑄鐵制成,電動(dòng)機(jī)軸承支架及閘帶定位板等均用螺栓固定在機(jī)座上。電動(dòng)機(jī)為專用隔爆三相籠型電動(dòng)機(jī)。</p><p> ?。ǘ㎎D—1型調(diào)度絞車的傳動(dòng)原理&
36、lt;/p><p> 該型絞車采用兩級(jí)內(nèi)嚙合傳動(dòng)和一級(jí)行星輪傳動(dòng)。Z1/Z2和Z3/Z4為兩級(jí)內(nèi)嚙合傳動(dòng),Z5、Z6、Z7組成行星傳動(dòng)機(jī)構(gòu)。</p><p> 在電動(dòng)機(jī)5軸頭上安裝著加長(zhǎng)套的齒輪Z1,通過(guò)內(nèi)齒輪Z2、齒輪Z3和內(nèi)齒輪Z4,把運(yùn)動(dòng)傳到齒輪Z5上,齒輪Z5是行星輪系的中央輪(或稱太陽(yáng)輪),再帶動(dòng)兩個(gè)行星齒輪Z6和大內(nèi)齒輪Z7。行星齒輪自由地裝在2根與帶動(dòng)固定連接的軸上,大內(nèi)齒輪
37、Z7齒圈外部裝有工作閘,用于控制絞車滾筒運(yùn)轉(zhuǎn)。</p><p> 若將大內(nèi)齒輪Z7上的工作閘3閘住,而將滾筒上的制動(dòng)閘2松開(kāi),此時(shí)電動(dòng)機(jī)轉(zhuǎn)動(dòng)由兩級(jí)內(nèi)嚙輪傳動(dòng)到齒輪Z5、Z6和Z7。但由于Z7已被閘住,不能轉(zhuǎn)動(dòng),所以齒輪Z6只能一方面繞自己的軸線自轉(zhuǎn),同時(shí)還要繞齒輪Z5的軸線(滾筒中心線)公轉(zhuǎn)。從而帶動(dòng)與其相連的帶動(dòng)轉(zhuǎn)動(dòng),此時(shí)Z6的運(yùn)行方式很類似太陽(yáng)系中的行星(如地球)的運(yùn)動(dòng)方式,齒輪Z6又稱行星齒輪,其傳動(dòng)方式
38、稱為行星傳動(dòng)。</p><p> 反之,若將大內(nèi)齒輪Z7上的工作閘3松開(kāi),而將滾筒上的制動(dòng)閘2閘住,因Z6與滾筒直接相連,只作自轉(zhuǎn),沒(méi)有公轉(zhuǎn),從Z1到Z7的傳動(dòng)系統(tǒng)變?yōu)槎ㄝS輪系,齒輪Z7做空轉(zhuǎn)。倒替松開(kāi)(或閘住)工作閘3或制動(dòng)閘2,即可使調(diào)度絞車在不停電動(dòng)機(jī)的情況下實(shí)現(xiàn)運(yùn)行和停車。當(dāng)需要作反向提升時(shí),必須重新按動(dòng)啟動(dòng)按鈕,使電機(jī)反向運(yùn)轉(zhuǎn)。</p><p> 需要注意的是,當(dāng)電動(dòng)機(jī)啟動(dòng)后
39、,不準(zhǔn)將工作閘和制動(dòng)閘同時(shí)閘住,這樣會(huì)燒壞電動(dòng)機(jī)或發(fā)生其他事故。</p><p> 二、調(diào)度絞車日常檢查維護(hù)的內(nèi)容</p><p> (1)檢查各部位螺栓、銷子、螺母、墊圈等,如有松動(dòng)、脫落,應(yīng)及時(shí)擰緊和補(bǔ)全。</p><p> (2)檢查信號(hào)裝置及電動(dòng)機(jī)運(yùn)行操作按鈕是否完好和有無(wú)失爆現(xiàn)象,信號(hào)發(fā)出是否清楚和明亮,否則應(yīng)修理或更換。</p>&l
40、t;p> (3)檢查滾筒有無(wú)損壞或破裂,鋼絲繩頭固定是否牢固,軸承有無(wú)漏油,鋼絲繩排列是否整齊,有問(wèn)題應(yīng)及時(shí)處理。</p><p> (4)檢查閘帶有無(wú)裂紋,磨損是否超限(應(yīng)留有不少于3 mm厚度),拉桿螺栓、叉頭、閘把、銷軸等是否有損傷或變形,背緊螺母是否松動(dòng),有問(wèn)題應(yīng)調(diào)整和處理。</p><p> (5)檢查閘把及杠桿系統(tǒng)動(dòng)作是否靈活,施閘后,閘把不得達(dá)到水平位置,應(yīng)當(dāng)比水
41、平位置略有上翹。</p><p> (6)檢查固定絞車的頂柱和戧柱是否牢固,基礎(chǔ)螺栓或錨桿是否有松動(dòng),底座有無(wú)裂紋,有問(wèn)題應(yīng)及時(shí)處理。</p><p> (7)檢查電動(dòng)機(jī)空載啟動(dòng)是否正常,接地是否良好,啟動(dòng)器等電氣設(shè)備是否符合防爆和完好要求。</p><p> (8)檢查軸承及電動(dòng)機(jī)、開(kāi)關(guān)、電纜、閘帶等是否溫度過(guò)高,發(fā)現(xiàn)問(wèn)題應(yīng)查明原因,采取措施進(jìn)行處理。<
42、;/p><p> (9)經(jīng)常擦拭絞車,清理浮塵和雜物,保持周圍環(huán)境整潔。絞車的安全操作、檢查與維護(hù)</p><p> 三、絞車常見(jiàn)故障及處理</p><p> (一)絞車滾筒產(chǎn)生異響的主要原因及處理方法</p><p> 1.絞車滾筒產(chǎn)生異響的主要原因</p><p> (1)滾筒筒殼螺栓松動(dòng)。</p>
43、;<p> (2)筒殼和支輪(法蘭盤)之間間隙過(guò)大。</p><p> (3)滾筒筒殼產(chǎn)生裂紋。</p><p> (4)焊接筒殼開(kāi)焊。</p><p> (5)游動(dòng)滾筒和襯套的固定螺釘松動(dòng),造成游動(dòng)滾筒和襯套之間有相對(duì)滑動(dòng)。</p><p> (6)襯套與主軸之間間隙磨損過(guò)大。</p><p>
44、; (7)蝸輪螺桿式離合器有松動(dòng)。</p><p><b> 2.處理方法</b></p><p> 根據(jù)檢查情況,確定處理方法。如對(duì)松動(dòng)的螺帽等,可在交接班停產(chǎn)時(shí)緊固;如果響聲不嚴(yán)重,可適當(dāng)減輕絞車負(fù)載,注意觀察,維持到規(guī)定的停產(chǎn)檢修時(shí)進(jìn)行修理;如果響聲嚴(yán)重,則應(yīng)立即停車修理或更換,以免事故擴(kuò)大。</p><p> (二)絞車滾筒上鋼
45、絲繩排列不整齊的危害、原因及處理方法 ,</p><p> 1.絞車滾筒上鋼絲繩排列不整齊的危害</p><p> (1)加快鋼絲繩磨損。鋼絲繩在滾筒上雜亂纏繞時(shí),牽引受力繩經(jīng)常要在雜亂排繩中擠出來(lái)又壓進(jìn)去,造成嚴(yán)重磨損,造成鋼絲繩直徑磨細(xì)和斷絲增多,縮短了鋼絲繩的使用壽命。</p><p> (2)造成鋼絲繩滑出滾筒外。鋼
46、絲繩排列不整齊,必然產(chǎn)生堆擠現(xiàn)象,損壞護(hù)繩板,當(dāng)堆擠高度超過(guò)滾筒邊緣高度時(shí),鋼絲繩極易滑出滾筒外,輕者斷絲,重者斷繩跑車。</p><p> 2.絞車滾筒上鋼絲繩排列不整齊的主要原因</p><p> (1)絞車布置不當(dāng),即提升鋼絲繩偏角不符合規(guī)定要求。</p><p> (2)絞車天輪(導(dǎo)輪)缺油,不能隨鋼絲繩在滾筒上纏繞時(shí)左右滑動(dòng)。</p>
47、<p> (3)絞車排繩裝置失效或已被拆除。</p><p> (4)操作不當(dāng),纏繞不緊。</p><p><b> 3.處理方法</b></p><p> 根據(jù)不同情況,對(duì)癥處理。屬安裝質(zhì)量和排繩裝置失效等情況的,要及時(shí)匯報(bào)請(qǐng)求派人處理,屬操作或維護(hù)不當(dāng)?shù)模J(rèn)真按照規(guī)定精心操作和維護(hù);斜巷絞車尤其要注意清除途中障礙,防止在
48、下放重物時(shí)鋼絲繩忽松忽緊。</p><p> (三)絞車減速器運(yùn)轉(zhuǎn)中產(chǎn)生異響和振動(dòng)的原因及處理方法</p><p> 1.減速器運(yùn)轉(zhuǎn)中產(chǎn)生異響和振動(dòng)的主要原因</p><p> (1)齒輪嚙合間隙過(guò)緊或過(guò)松。</p><p> (2)軸承間隙過(guò)大,一般表現(xiàn)為下放空載時(shí)響聲大,重載提升時(shí)響聲小。</p><p>
49、 (3)減速器或軸承螺栓松動(dòng)。</p><p> (4)減速器內(nèi)掉人異物。</p><p><b> 2.處理方法</b></p><p> (1)調(diào)整齒輪嚙合間隙至適當(dāng)位置,若磨損嚴(yán)重,則應(yīng)更換齒輪。</p><p> (2)對(duì)松弛的軸承進(jìn)行修理或更換。</p><p> (3)注意
50、緊固松動(dòng)的螺釘。</p><p> (4)若有異物掉進(jìn)減速器內(nèi),應(yīng)立即停運(yùn),排除故障。</p><p> (四)絞車制動(dòng)閘發(fā)熱的原因及處理</p><p> 1.絞車制動(dòng)閘發(fā)熱的原因</p><p> (1)用閘過(guò)早、過(guò)多、過(guò)猛。</p><p> (2)重物下放時(shí)經(jīng)常使用制動(dòng)閘,絞車沒(méi)有電氣動(dòng)力制動(dòng)系<
51、;/p><p> 統(tǒng),單滾筒絞車常有此種情況。</p><p> (3)閘瓦螺栓松動(dòng)或閘瓦磨損過(guò)度,螺栓頭觸及閘輪(或閘盤)。</p><p> (4)閘瓦與閘輪(或閘盤)安裝不正確,接觸面積過(guò)小。</p><p> (5)閘輪(或閘盤)擺動(dòng)較大。</p><p><b> 2.預(yù)防和處理方法</
52、b></p><p> 不斷總結(jié)操作經(jīng)驗(yàn),探索操作方法,提高操作技術(shù)水平;嚴(yán)絞車的安全操作、檢查與維護(hù)格控制牽引負(fù)荷,嚴(yán)禁負(fù)荷下放時(shí)電機(jī)不送電松閘放飛車;經(jīng)常檢查維護(hù),注意閘瓦與閘輪(或閘盤)的接觸情況。</p><p> (五)盤式制動(dòng)閘松不開(kāi)閘的原因及預(yù)防處理方法</p><p> 1.盤式制動(dòng)閘松不開(kāi)閘的主要原因</p><p&
53、gt; (1)制動(dòng)操作把手絲杠拉桿長(zhǎng)度調(diào)整不合適。</p><p> (2)制動(dòng)操作把手?jǐn)[動(dòng)角度不合適。</p><p> (3)溢流閥節(jié)流孔堵塞或滑閥卡死失靈。</p><p> (4)溢流閥密封不嚴(yán)或電液調(diào)壓裝置漏油。</p><p> (5)電液調(diào)壓裝置的動(dòng)作圈引出線焊接不牢或斷線。</p><p>&
54、lt;b> 2.預(yù)防處理方法</b></p><p> 及時(shí)調(diào)整制動(dòng)操作把手動(dòng)作位置,定期清洗液壓系統(tǒng)的油過(guò)濾器,保持液壓油的清潔,避免閥孔堵塞。</p><p> (六)按啟動(dòng)按鈕,絞車電機(jī)不轉(zhuǎn)的原因及處理方法</p><p><b> 1.主要原因</b></p><p> (1)電源有故
55、障,如停電、斷相、電動(dòng)機(jī)或線路接地,接地保護(hù)斷電或電源電壓過(guò)低。</p><p> (2)停止按鈕未復(fù)原位。</p><p> (3)啟動(dòng)器內(nèi)部有故障。</p><p> (4)操作電纜斷線。</p><p><b> (5)電動(dòng)機(jī)燒毀。</b></p><p><b> 2.
56、處理方法</b></p><p> 先檢查電源,如本機(jī)電源電纜上的其他機(jī)電設(shè)備都開(kāi)不動(dòng),則肯定是電源停電,應(yīng)及時(shí)匯報(bào),請(qǐng)求送電。再檢查按鈕,必須把所用開(kāi)關(guān)handle打到停電位置,方可拆開(kāi)按鈕檢查,不得在檢修中損壞其防爆性能。其他幾項(xiàng)情況必須請(qǐng)專職電工檢查處理。</p><p> (七)按停止按鈕,電動(dòng)機(jī)不停止的原因及處理方法</p><p><
57、;b> 1.主要原因</b></p><p> (1)操作按鈕失靈或過(guò)于潮濕。</p><p> (2)操作線短路或接地。</p><p> (3)磁力啟動(dòng)器主接點(diǎn)或輔助接點(diǎn)燒損粘連而不能離開(kāi)。</p><p> (4)消弧罩卡住觸頭,不能離開(kāi)。</p><p> (5)中間繼電器接點(diǎn)不斷
58、開(kāi)。</p><p> (6)磁力啟動(dòng)器放置不正,或被碰向后傾倒超過(guò)15°。</p><p><b> 2.處理方法</b></p><p> 應(yīng)緊急扶正磁力啟動(dòng)器,把絞車所屬磁力啟動(dòng)器的操作手柄打向停止位置。事先應(yīng)該用調(diào)閘方法先將提升負(fù)荷停住,防止拉閘時(shí)磁力啟動(dòng)器內(nèi)隔離刀閘產(chǎn)生過(guò)大的停電火花。</p><p
59、> (八)電動(dòng)機(jī)單相運(yùn)轉(zhuǎn)的原因及處理方法</p><p> 1.絞車電動(dòng)機(jī)單相運(yùn)轉(zhuǎn)的特征及危害</p><p> (1)無(wú)論正向啟動(dòng)或反向啟動(dòng),電機(jī)都發(fā)生沉悶的嗡嗡聲,但電機(jī)始終不會(huì)轉(zhuǎn)動(dòng)。</p><p> (2)如在運(yùn)行時(shí)出現(xiàn)電機(jī)單相運(yùn)轉(zhuǎn),則電動(dòng)機(jī)仍保持原來(lái)的旋向,但轉(zhuǎn)速明顯減慢、發(fā)出嗡嗡聲,電機(jī)開(kāi)始發(fā)熱,若絞車配有電流表,則有的指向零位,有的電流值
60、變大。無(wú)論啟動(dòng)或運(yùn)行時(shí)出現(xiàn)電機(jī)單相運(yùn)轉(zhuǎn),如不及時(shí)發(fā)現(xiàn)和停機(jī),則可能燒毀電機(jī)造成事故。</p><p> 2.造成電動(dòng)機(jī)單相運(yùn)轉(zhuǎn)的原因</p><p> (1)電源缺相(斷一相)。這是由于一相斷熔絲或一相斷線以及接觸器一相接觸不良等原因引起的。</p><p> (2)電動(dòng)機(jī)定子線圈有一相斷線。這時(shí)由于定子線圈接線方式的不同,其影響程度有區(qū)別,即星(丫)型接線比
溫馨提示
- 1. 本站所有資源如無(wú)特殊說(shuō)明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
- 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
- 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁(yè)內(nèi)容里面會(huì)有圖紙預(yù)覽,若沒(méi)有圖紙預(yù)覽就沒(méi)有圖紙。
- 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
- 5. 眾賞文庫(kù)僅提供信息存儲(chǔ)空間,僅對(duì)用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對(duì)用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
- 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請(qǐng)與我們聯(lián)系,我們立即糾正。
- 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。
最新文檔
- 外文翻譯--調(diào)度絞車.doc
- 外文翻譯--調(diào)度絞車.docx
- 外文翻譯--調(diào)度絞車.docx
- 外文翻譯--調(diào)度絞車.doc
- 外文翻譯--絞車
- 氣動(dòng)絞車外文翻譯
- 外文翻譯---電力絞車的控制
- 外文翻譯--電力絞車的控制
- 礦用調(diào)度絞車設(shè)計(jì)
- 礦用調(diào)度絞車設(shè)計(jì)
- 調(diào)度絞車說(shuō)明書(shū)
- 無(wú)極繩絞車畢業(yè)設(shè)計(jì)(含外文翻譯)
- 調(diào)度絞車的概況與使用
- 3.0噸調(diào)度絞車的設(shè)計(jì)
- 全套設(shè)計(jì)_礦用調(diào)度絞車設(shè)計(jì)
- 1010 3.0噸調(diào)度絞車的設(shè)計(jì)
- 礦用調(diào)度絞車設(shè)計(jì)開(kāi)題報(bào)告.doc
- 調(diào)度絞車的說(shuō)明書(shū).doc
- 調(diào)度絞車的說(shuō)明書(shū).doc
- 調(diào)度絞車的說(shuō)明書(shū).doc
評(píng)論
0/150
提交評(píng)論