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- Necessity of booster pumping stations? 泵站调压器的必要性？
- A method to machining twisted impeller of Roots blower with NC shaping machine was introduced. 介绍了一种用数控刨床加工罗茨鼓风机扭叶转子的方法。
- Engineers believe the use of booster hydrazine fuel will freeze in the near future. 工程师认为它的推进器使用的联氨燃料不久就将冻结。
- The imbalance weight of impeller of IFZ screw non-clogging pump has great effect on hydraulic performance of pump. 摘要IFZ型无堵塞泵螺旋式叶轮的不平衡量对泵的水力性能有重大影响。
- An impeller of a medical micro-robot utilizing the thrust force generated by the rotation of screws is studied. 研究了一种利用螺旋旋转时产生牵引力的医用微型机器人的驱动机构。
- And the new media (i.e., Internet, mobile phone) are playing a dual role of booster and reductor in this process. 互联网等新媒体既是振荡的推动器又是矛盾的减压阀。
- The results are of significance in decreasing the quantity of booster explosive, so as to improve the safety of the weapon. 研究结果对于减少武器爆炸序列中敏感元件??传爆药的使用数量，进而提高武器系统使用安全性具有重要意义。
- But on impel of various benefits,organ transplantation in our country appears seriously deviated. 但是在各种利益的驱使下,我国的器官移植出现严重偏差。
- Impeller of model BF floation cell is composed of the dosed double section cones and ot can produce strong slutty cycle doumward. BF型浮选机叶轮是由闭式双截锥体组成，可产生强的矿浆下循环，其特点：（1）、吸气量大，功耗低。
- Xu H Y, Lu D R, Luo X W, et al.Study on abrasive wear rule of impeller of centrifugal slurry pump[J].Tribology, 1998, 18 (3): 248-253. [4]许洪元;卢达熔;罗先武;等.;离心式渣浆泵叶轮磨损规律研究[J]
- How can I persuade you of my sincerity? 我如何能够让你相信我的诚意？
- Water injection rate can be improved effectively by means of the installation of booster pump on single well, accelerating well stimulation, and improving water injection sweep efficiency and recovery of the low permeable oilfield. 通过单井装增压泵的增压注水方式,可以有效提高注水量,促进油井见效增产,达到提高低渗透油田注水波及效率和采收率的目的。
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- This research group did some experiment researches in the affinity law of impeller trim and the influence of number of blades on the law etc for the original impeller of centrifugal oil pump of type 65Y60 in succession. 本课题组陆续在65Y60型离心油泵原配叶轮切割定律及叶片数的影响等方面作过一些试验研究。
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。
- I bought a pair of tan leather shoes the other day. 前几天我买了双棕褐色的皮鞋。
- The inner flow field of modified Perspex impeller of a centrifugal pump was measured by advanced PIV system, and the absolute speed vectorgraph and original data of the axial eddy were acquired. 摘要采用先进的粒子图像测速(PIV)系统对普通叶轮改型设计后的有机玻璃叶轮内部流场进行无接触测量，获得轴向旋涡流绝对速度矢量图及原始数据。
