A kind of hydraulic servo loading system controlled by microcomputer is developed to overcome the shortcomings of the loading methods now used in the performance test of pumping units.
针对目前抽油机性能测试中加载方法的某些不足，设计并研制出一种应用微机控制的液压伺服加载系统。
Many domestic production units have been using static test method as structural mechanics performance test of derrick from the past till these days.
过去乃至目前，对石油井架的结构力学特性试验，国内许多用户仍普遍采用静力试验方法。
The general test of thermal units were designed and assembled. The heat transfer performance of heat pipe exchanger was studied on the general test of thermal units.
设计并组装了热工综合试验台，在热工综合试验台上对热管换热器的换热性能进行了研究。
The general test of thermal units were designed and assembled. The heat transfer performance of heat pipe exchanger was studied on the general test of thermal units.
设计并组装了热工综合试验台，在热工综合试验台上对热管换热器的换热性能进行了研究。
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