1.
Discharge Method And Of Packeted Oil Phenomena In The Gear Pump;
齿轮泵的困油现象分析及其解决措施
2.
Mechanism, Modelling and Experiment Investigation of Trapped Oil in External Gear Pump
外啮合齿轮泵困油机理、模型及试验研究
3.
Dynamic Model of Trapped Oil and Effect of Related Variables on Trapped Oil Pressure in External Spur-gear Pump
外啮合齿轮泵动态困油模型及其参数影响分析
4.
Effect of different teeth number on phenomenon of trapping oil in external spur-gear pump
异齿数对外啮合齿轮泵困油现象的影响
5.
Calculation of dynamic torque acted on external gear pump considering relief groove and trapped oil pressure
考虑困油和卸荷的外啮合齿轮泵动态转矩计算
6.
Settle High Oil Price Problem to Assure Oil Sustainable Supply;
走出石油价格困局 实现石油可持续供给
7.
The oil workers showed no sign of fear before the great difficulties.
石油工人在困难面前毫无惧色。
8.
The difficulties associated with lecithin gum drying may be avoided by the addi tion of oil prior to entering the evaporator.
在水化油脚中添加油脂，可以避免水化油脚浓缩脱水的困难。
9.
For many oil exporters, the lower oil price presents severe difficuties.
对许多石油出口国来说，油价下跌将造成严重困难。
10.
Confronting great hardships,the oil-workers never knocked under.
在艰难困苦面前,石油工人们从未屈服过。
11.
It was difficult to get the bacon grease off the plates.
要把熏肉的油脂从盘子上洗去是很困难的。
12.
We have already smoothed out the difficulties in drilling the first oil well.
我们已排除了钻打第一口油井的种种困难。
13.
The oil producers are not alone in their plight.
【参考译文】而陷入困境的并不只是石油生产国。
14.
The massive increase in oil prices put the taxi-drivers in a difficult situation.
（燃油价格的大幅上升使出租车司机们面临困难。
15.
The high cost of oil poses serious problems for industry.
昂贵的石油价格给工业造成了严重困难。
16.
The Development of Biodiesel Industry in Recent Years--Peculiarity,Predicament and Countermeasures;
近年生物柴油产业的发展——特色、困境和对策
17.
Difficulties with Construction Area in Southwest Oil and Gas Field Company and Its Countermeasures;
西南油气田建设用地面临的困难及其对策
18.
"The Malacca Sleepy Bureau" --Tries to Discuss the China Petroleum Transport Security Strategy;
解读“马六甲困局”——试论中国石油运输安全战略