This paper develops a dynamic pressure test system for ZTY265 natural gas compressor which is a two step piston type compressor and driven by two stroke internal combustion engines.
ZTY2 65天然气压缩机是以二冲程发动机作为动力源的二级活塞式压缩机，针对此压缩机，本文作者研制了ZTY 2 65天然气压缩机动态压力测试系统。
The final step came when steam was introduced into the cylinder to drive the piston backward as well as forward, thereby increasing the speed of the engine and cutting its fuel consumption.
最后一步是将蒸汽引入气缸，使得活塞前后推动，从而提高了发动机的速度，降低了燃料消耗。
Through controlling the step motor moving, the accurate control of the piston pump is obtained.
通过控制步进电机的运动，来实现对柱塞泵流量的精确控制。
The piston is the heart of diesel engine, because it interacts with the working fluid to perform the key step of converting thermal energy to mechanical energy.
因其与工作流体相互作用，完成将热能转换成机械能这一重要步骤，所以活塞是柴油机的心脏。
This machine is of LV model, double-row, double-step, double function, water-cooling, and intercrossing, fixed, no basic reciprocating piston type air compressor.
本机为L型、两列、两级、双作用、水冷、有十字头的固定式往复活塞空气压缩机。
The working principle of a new kind of double-acting hand piston pump having two-step output pressure was introduced. The displacement and the output pressure calculating formulae were given.
介绍了一种新型手动双作用双级柱塞泵的工作原理，给出了其排量与输出压力的计算公式。
The final step came when steam was introduced into the cylinder to drive the piston backward as well as forward thereby increasing the speed of the engine and cutting its fuel consumption.
最后步骤启动，这时蒸汽被导入汽缸从而驱使活塞像向前一样的向后，从而提高引擎的速度切断燃料的耗费。
This machine V-3/7 is of V model, double-row, double-step, water cooling, fixed reciprocating piston type air compressor.
本机型为V型、两列、两级、水冷的固定式往复活塞空气压缩机。
This machine V-6/7 is of V model, double-row, double-step, water cooling, fixed reciprocating piston type air compressor.
本机型为V型两列、两级、水冷的固定式往复活塞空气压缩机。
This machine VF-6/7 is of V model, double-row, double-step, wind cooling, fixed reciprocating piston type air compressor.
本机型为V型、两列、两级、风冷的固定式往复活塞空气压缩机。
This machine VF-6/7 is of V model, double-row, double-step, wind cooling, fixed reciprocating piston type air compressor.
本机型为V型、两列、两级、风冷的固定式往复活塞空气压缩机。
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