The PG Series is low profile with true parallel motion that is generated by a pinion mechanism powered by a double acting piston.

Aiming at how to reduce the pump noises, a new type of double acting piston radial pump with lower noises is designed here.

就针对如何降低泵的噪声问题，本人设计出了一种新型的低噪声双作用径向柱塞泵。

The AG series angular gripper utilizes a double acting piston with a dual pivot system.

该公司系列角手爪采用了双轴系统活塞双作用。

The model is evaluated by comparing simulation results to Stirling engine test data, which were obtained from a four cylinder double acting Stirling engine.

结合某型4缸双作用斯特林发动机，开展了发动机的仿真研究和试验研究，研究结果表明，仿真计算的结果与实测值是基本吻合的，从而验证了本文所建立的非线性模型的有效性。

Double-acting Piston Pump with Two-step Output Pressure Driven by Hand Lever

手动杠杆式双作用双级柱塞泵

Research on Auto-control System of the Variable for Double-Acting Vane Pump

双作用叶片泵自动变量控制系统研究

Discussion on Noise Problems for Double-acting Vane Pump

双作用叶片泵噪声的产生机理和降噪分析

Research on Flux Pulsation Decreases of Single Cylinder Double Acting Diaphragm Pump

单缸双作用隔膜泵脉动消减技术研究

Research on Damping Triangular Groove of A New Type Double Acting Piston Pump

新型双作用柱塞泵减振三角槽的研究

The Fault Diagnosis Technique of Double-acting Pump

双作用分层抽油泵故障诊断技术

Analysis of mechanism of auto-control system of double acting vane pump

双作用变量叶片泵自动控制系统的机理分析

Effective organization, good operation performance management system, combined with the organization and individual development needs for training and development, which give full scope to the talents, turn material resources to good account.

有效的组织、运行良好的绩效管理体系，结合组织与个人发展需要进行培训与开发，使得人尽其才、物尽其用。

Accident without significant off-site risk [ International Nuclear Event Scale] It is wise to turn circumstances to good account.

无明显场外危险的事故〔国际核事件分级〕这故事说明，我们遇事要随机应变方能避免危险。

How can we make a creative use of trials and turn them to good account in our lives?

我们又如何能够把我们生活当中的诸多试炼转化成创造性的力量，并且让它们成就美好的结果呢？

Provided we draw useful lessons from them, we may turn difficulties to good account.

假如我们从中吸取教训，将可以变逆境为顺境。

and thus a second timeescaped.It is wise to turn circumstances to good account.

因此，它第二次又安然地逃离危险了。随机应变乃聪明之举。

We must turn to good account all such fights, rifts and contradictions in the enemy camp and turn them against our present main enemy.

我们要把敌人营垒中间的一切争斗、缺口、矛盾，统统收集起来，作为反对当前主要敌人之用。

He had dropped his eyelids again, and became absorbed in thought.

他又垂下了眼睑细想。

He was so absorbed in thought that he missed his stop.

他是如此专注于思考结果忘了下车。

It was very late, but he remained absorbed in thought.

天很晚了，但他却还在沉思。

This paper presents a rule based on the absolute information quantity. Then we provide an algorithm to make up an information system.

文中提出了一种基于绝对信息量的赋值规则，根据该规则提出了补齐不完备信息系统的算法。