Chain type long stroke pumping unit is mainly used in mid and anaphase oilfield. 链式长冲程(LS)抽油机主要是为开采中、期油田而设计的。
This belt driven design provides modest load carrying capacity, high speed and very long stroke more 驱动设计提供了温和的承载能力,速度快,很长冲程(LS)更多这带
Numerical Simulation and Experimental Research on a Long Stroke(LS) Lead Shear Damper 大行程铅剪切阻尼器的数值模拟与试验研究
Modeling and Simulation for Blank Cartridge Launching System with Long Stroke(LS) and Lower Overload 大行程低过载抛放弹弹射系统建模与仿真
The scheme meets the test requirements on long stroke and high precision impact of electric impact platforms, and simultaneously supports and guides moving coils. 本方案解决了在对动圈支撑导向的同时,满足电动冲击台长冲程(LS)、高精度冲击的试验要求。