Oil free piston pump, imports of airtight accessories, low noise, durable.
无油活塞泵，进口运动密封件，低噪声、高寿命。
The objective of the study is to analyze one particular engine, the dual hydraulic free piston engine-DHFPE.
双活塞式液压自由活塞发动机是将内燃机与液压泵集成为一体的新型动力机械。
As the prime motor of MCHP, it's ideal structure is free piston, but slope-plate or wobble-yoke is a practical choice.
燃气热气机作为MCHP的原动机，其最理想的是采用自由活塞结构，但是目前采用斜盘式或摆盘式传动结构则更为现实。
After the study, further recongniztion are done to flow characteristics of high enthalpy free piston shock wave wind tunnel.
研究表明：由于粘性相互作用，高焓激波风洞实验段平板静压测量值远高于实际自由流静压。
To study the starting performance of hydraulic free piston engine (HFPE), the typical starting phases of HFPE were investigated through experiments.
为研究液压自由活塞发动机(HFPE)的起动性能，对HFPE样机的典型起动方式进行了实验研究。
In a HFPE, the free piston assembly is driven back and forth between two outer dead centers by fuel energy, and at the same time hydraulic oil is pumped out for energy.
在左、右动力腔的交替驱动下，HFPE的活塞组件在腔体中作往复直线运动，同时泵出液压油驱动负载工作。
Based on energy method, parametric design and matching methods for the hydraulic free piston diesel engine are proposed according to its working principle and structural features.
针对液压自由活塞柴油机的工作原理和结构特点提出了基于能量能量法的发动机参数设计与匹配方法。
The series of F80 Oil free Piston Vacuum Pump, characterized as compact appearance, low noise, durability and maintenance free, has passed the ISO-9001 Quality System Authentication.
F80系列无油活塞式真空泵，具有体积小、重量轻、噪声低、免维护、高寿命的优点，产品通过ISO- 9001质量体系认证。
Using the design method, a prototype design and experimental verification on the validity of the method are made. The methods can also be applied to other forms of free piston engine designs.
利用该设计方法完成了原理样机设计，并试验验证了该方法的正确性，同时该方法也可以推广应用到其他形式的自由活塞发动机设计当中。
Engine parts, particularly the piston, must be kept free of varnish to ensure performance and proper cooling.
发动机零件尤其是活塞，必须保持光泽以确保性能和正确的冷却。
After reflection, the average particle velocity near free surface is equal to twice the piston velocity approximately, which agrees with macroscopic phenomena.
激波在自由面反射后，自由表面附近的粒子速度为活塞速度的二倍，这和宏观力学结果相同。
Rings must remain free to function properly and to maintain a good seal. Deposit build up in the ring grooves and on piston lands must therefore be controlled.
活塞环必须保持自由以便能正确地运动及维持好的密封。在活塞环槽内和活塞岸上的沉积物必须被控制。
This paper provides an algorithm of the free recoil motion calculation of piston in gas weapons, designs computer program and gives the actual example of calculation.
本文给出了导气式武器活塞自由后坐运动的计算机计算方法，运用BASIC语言设计了计算机程序，并给出了上机运行计算实例，以供有关人员参考。
The invention relates to potential cytotoxicity-free rubber piston for a disposable sterile syringe and manufacturing method thereof, belonging to accessories of medical syringes.
本发明是一种无潜在细胞毒性的一次性无菌注射器橡胶活塞及其制造方法，属于医用注射器附件。
The piston rod self-locking type gas spring end there is a needle valve open the needle valve is self-locking type gas spring can run as the free type gas spring;
自锁型气弹簧是一种可以在行程任一位置锁定的气弹簧。 在自锁型气弹簧的活塞杆端部有一个针阀打开这个针阀，则自锁型气弹簧可以象自由型气弹簧那样运行；
Vibration characteristics; Micro free swing piston engine; ADAMS;
微型摆式内燃机；振动特性；ADAMS；
Vibration characteristics; Micro free swing piston engine; ADAMS;
微型摆式内燃机；振动特性；ADAMS；
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