抽空桿 的英文怎麼說
中文拼音 [chōukōnggǎn]
抽空桿
英文
cork extractor-
From the table drawer he took out a penholder, a bottle of ink, and a thick, quarto - sized blank book with a red back and a marbled cover
他從桌子抽屜里拿出一支筆桿、一瓶墨水、一本厚厚的四開本空白簿子，紅色的書脊，大理石花紋的封面。The soldiers had almost finished reloading ; the metal ramrods flashed all at once in the sunshine as they were drawn from the barrels, turned in the air, and thrust into their sockets
士兵這時也都幾乎重新換好彈匣；金屬推彈桿從槍管中抽出來、在空中轉動並插入介面時在陽光下顯得閃閃發光。Analytical solution for steam heating system of hollow sucker rod and optimal design of injection parameters
空心抽油桿注蒸汽數學模型的解析解及其參數優化Specification for hollow sucker rod
空心抽油桿The new unit adopts hollow sucker rod working with pump and as fluid passage instead of conventional sucker rod, and uses a new hanger to fix the one - piece barrel rod pump on the casing wall, improving the operation stability of the subsurface pump
針對這種情況，大港油田新世紀機械製造有限公司研製成功一種新型無油管採油裝置，這種裝置以空心抽油桿代替實心抽油桿帶泵工作併兼作出油流道，還通過一種新型懸掛器將整筒抽油泵固定在套管壁上，提高了抽油泵的工作穩定性。As crude oil is extracted continuously in oil field, there are more and more low yield oil wells in old oil field, and the problem of void pumping is becoming more serious. rational control of the pump ' s work and rest time can save electricity, prevent the break of beam hanger caused by beating liquid, and reduce attrition of the pump
隨著油田原油的不斷開采，老油田的低產井越來越多，油井空抽現象也越來越嚴重，合理地控制抽油機的開機時間與停機時間長度，可以達到節電、防止擊液引起的油桿斷裂以及抽油機磨損減少的目的。Carry on a large amount of experiment and analysings, the result of calculation of designing has been verified, the error of designing and computing has been revised, the physical dimension of the rivet has been confirmed finally. combine the real working condition of the factory the difficulties that the rivet stem and the locking collar are difficult to process are solved, a series of feasible technology schemes are made finally. according to the designing and of the test of the blind rivet, consult the relevant standards of u. s. a., the relevant aviation industrial standards which lay the foundation for the popularizaion and application of the rivet are compiled
本文通過系統分析及計算，突破了鉚釘抽鉚成形、剪斷環及時被剪斷、芯桿到位及時拉斷等一系列技術難點，確定了設計方案，運用有限元方法對機械鎖緊鼓包型抽芯鉚釘進行了強度分析：制定了試驗方案，驗證了設計計算結果，修正了設計計算所造成的誤差，確定了鉚釘的結構尺寸；結合工廠的實際生產條件，解決了釘桿和鎖圈難以加工的困難，制定出?系列可行的工藝方案：根據設計及試驗結果，參照美國的相關標準，編制了系列航空工業標準，為機械鎖緊鼓包型抽芯鉚釘的推廣應用打下了基礎。But our patron warn d by this disaster, resolved to take more care of himself for the future ; and having lying by him the long - boat of our english ship we had taken, he resolved he would not go a fishing any more without a compass and some provision ; so he ordered the carpenter of his ship, who also was an english slave, to build a little state - room or cabin in the middle of the long boat, like that of a barge, with a place to stand behind it to steer and hale home the main - sheet ; and room before for a hand or two to stand and work the sails ; she sail d with that we call a shoulder of mutton sail ; and the boom gib d over the top of the cabbin, which lay very snug and low, and had in it room for him to lye, with a slave or two, and a table to eat on, with some small lockers to put in some bottles of such liquor as he thought fit to drink in ; particularly his bread, rice and coffee
他就下令他船上的木匠-也是他的一個英國人奴隸-在長舢舨中間做一個小艙，像駁船上的小艙那樣艙后留了些空間，可以容一個人站在那裡掌舵和拉下帆索艙前也有一塊地方，可容一兩個人站在那裡升帆或降帆。這長舢舨上所使用的帆叫三角帆，帆桿橫垂在艙頂上。船艙做得很矮，但非常舒適，可容得下他和一兩個奴隸在裏面睡覺，還可擺下一張桌子吃飯桌子里做了一些抽屜，裏面放上幾其他愛喝的酒，以及他的麵包大米和咖啡之類的食物和飲料。Kipp vacuum sucker - vod erosionresistance nitrdize technics and its application
抽油桿脈沖真空抗蝕氮化工藝及其應用The first two reports of soybean transformation used two very different methods to transform soybean : hinchee et al ( 1988 ) used agrobacterium - mediated transformation of cotyledonary nodes while mccabe et al ( 1988 ) used particle bombardment of shoot meristems. soybean transformation reports following these initial papers have been limited and the transformation efficiency of soybean has remained low, the reason is that cells that are regeneration - competent must also be accessible and transformation - competent
目前應用於大豆遺傳轉化的方法主要有根癌農桿菌介導法，基因槍法，超聲波輔助農桿菌法，真空抽濾法，花山東師范大學碩士學位論文粉管導人法等，但其中獲得廣泛應用的只有根癌農桿菌介導法和基因槍法，但是這兩種方法在應用中也有一定的局限性。分享友人