【正文】 化油器bustible 易燃的 hood 發(fā)動機罩capacity 生產量suspension 懸架differential 差速器clutch 離合器hydraulic 液壓的 pedal 踏板sparkignition engine 點燃式發(fā)動機storage battery 蓄電池charging circuit 充電電路motor oil 機油sheet metal 金屬板gnition coil 點火線圈pressionignition engine 壓燃式發(fā)動機第九單元small volume production 小批量生產screw絲桿servo motor伺服電機 saddle滑板bedway導軌 shuttle梭子conventional普通的、常規(guī)的 horizontal臥式的vertical立式的 spindle軸第十五單元puterintegrated manufacturing計算機集成制造automatic storage and retrieval systems自動存儲和檢索系統(tǒng) database數(shù)據(jù)庫integrity 完整性、完全第十六單元deploy使用、配置mineral deposit 礦床 manipulator機械手joint接頭、接合處gripper鉗子roll轉動articulated有關節(jié)的、鉸接的hydraulic actuator 液壓制動器 link 連桿。連接物pact緊湊的、緊密的第二十一單元 automobile汽車propel驅使crankshaft曲軸piston活塞connecting rod連桿lubrication 潤滑cylinder氣缸chassis底盤vibration振動 擺動spring彈簧linkage連桿組、聯(lián)動裝置shock absorber減振器 damp阻尼clutch離合器transmission變速器、傳動裝置differential差速器accessory 附件、輔助設備punch press沖床、沖壓機第二十五單元 plow 犁耕manure spreader 撒肥機 steam power 蒸汽動力drip irrigation 滴灌traction engine 牽引機車bine harvester 聯(lián)合收割機 tractor 拖拉機cultivator 中耕機broadcast seeder 撒種機句子 第一單元 1，An engineering drawing usually contains two or three views(front,top,and side).Each view is an orthographic projiection of (主視圖，俯視圖和側視圖)，每個視圖均為所繪零件的正投影。 the sdvent of welldeveloped interchangeable manufactire,these distances have been acpanied by tolerances of the plusorminus or minandmaxlimit ，零件圖的尺寸都用帶有正負公差或最大、最小極限的尺寸標注。 most cases the layout drawing ultimately bees the primary source of information from which detail drawings and assembly drawings are prepared by other drafters under the guidance of the ，設計人員繪制的總體布局圖最終成為其他人員繪制零件圖和裝配圖的第一手資料。 solid shaft is obtainable mercially in round bar stock up to 15cm in is produced by hotdrwing and colddrawing or by machiningfinishing with diametes in increments of 6mm or ，冷拔或機加工制成，軸的直徑可由6mm或更小開始遞增。 cold rolled shafts are stronger than hot rolled shafts but with higher residual residual stesses may cause distortion of the shaft when it is machined,especially when slots or key ways are ，但是會存在較大的殘余應力。 the squarte and the rectangular keys are referred to as parsllel keys because the top,bottom and the sides of the keys are ，其上下左右側面互相平行。第六單元 main functions of lubricant system can not only cut down friction by coating moving parts with oil,but also produces a seal between the piston rings and the cylinder ，還可以通過在活塞環(huán)和氣缸壁之間儲存機油，產生密封的作用。因此，懸掛系統(tǒng)有助于在各種路況下保持車輛可控并水平行駛。2：The pallet is a removable table on which the workpiece is the workpiece has beeb machined,the workpiece adnd pallet are moved to a shuttle which then rotates,bringing a new pallet and a new workpiece into position for ，用來安裝工件。第十五單元1：Some factors involved when considering a CIM implementation are the production volume,theexperience of the pany or personnel to make the integration,the level of the integration into the product itself and the integration of the production ，會考慮這些因素：產量、企業(yè)或個人的集成經驗、產品本身的集成水平和生產過程的集成水平。第十六單元 most widely accepted definition of an industrial robot is one developed by the robotic industries association An industrial robot is areprogrammable, multifunctional manipulator designed to move materials ,parts,tools,or,specializeddevicesthroughvariable programmed motions for the performance of a variety of tasks,in the context of general robotics, most types of industrial robots would fall into the category of robotic ，工業(yè)機器人是可重復編程，多功能的機械手，其設計目的是通過可改變的編程動作去移動材料，零件，工具或專用設備，來執(zhí)行不同的任務。 may be that when told to go to a certain x y z position that it gets only to within1mm of that would be its accuracy which may be improved by if that position is taught and teaching information is stored in controller memory and each time the robor is sent there it returns to within of the taught position then the repeatability will be within 當被指示要到達一個由xyz坐標確定的點時，這就是精確度，精確度可以通過校正來改進。第二十一單元 The chassis is an assembly of the frame, suspension , power train ,steering,and braking system,The automobile frame is usually made up of a number of square or box shaped steel members welded or riveted together to give the final shape which is strong enough to support the weight of the hody and other ，懸掛系統(tǒng)，傳動系統(tǒng)，轉向系統(tǒng)和制動系統(tǒng)組成，車架通常由若干方鋼或箱型鋼構件焊接或鉚接在一起形成，最終的輪廓有足夠的強度來支撐車身和其他部件的重量。因此，學生將來在工作崗位上能否讀懂這些資料就是擺在面前的一個嚴峻的問題，特別是在生產實際中碰到現(xiàn)場實際問題的時候，很可能需要查閱原版英文資料或與相關專家用英語交流專業(yè)技術來謀取解決途徑，所以機械工程專業(yè)英語的掌握就變得越來越重要。其實，隨著社會的發(fā)展，各種工作崗位對人才的要求越來越高，即使作為一名操作工，也有很大可能要面對純英文的說明書、加工圖紙等專業(yè)文獻，更無須說將來擔任管理和領導崗位對專業(yè)英語的需求了。只有既懂外語又懂專業(yè)的人才能適應全面的對外開放，專業(yè)英語一般內容較為枯燥，闡述的是原理概念，結構嚴謹，不注重文字修飾，重在客觀事實；專業(yè)詞匯多，邏輯性強，理論推導多，有獨特的文體形式和表達方式。二、大學生學好機械專業(yè)英語的方法必須將機械專業(yè)知識與英語知識相結合。也許自己在學習過程中就會對翻譯出來的東西拿捏不穩(wěn)，或者自己都不明白，更不能保證對錯了。也有學生反映，專業(yè)英語學完以后，英語和專業(yè)兩方面都有所鞏固和加強，所以學生要做的仍舊是樹立信心，保持良好積極的心態(tài)。提高專業(yè)英語資料的閱讀能力必須擴大詞匯量，掌握一定量的專業(yè)詞匯。而學生要想擴大詞匯量，就必須在閱讀的同時進行識記，并擴大閱讀范圍?！芭d趣是最好的老師”，興趣是學習英語的巨大動力，有了興趣，學習就會事半功倍。而興趣不是與生俱來的，需要