The test of external pressure is studied for steel-walled pressure cylinder by using reliability method. The relation of external pressure test and influencing factor is analyzed.
应用可靠性设计方法，对钢制外压圆筒形容器压力试验进行了研究，定量分析试验压力与影响因素之间的关系。
The basis of static pressure test for vessels under external pressure and vacuum vessels being done with internal pressure is elaborated.
阐述了对外压容器和真空容器以内压进行压力试验的理论依据和合理性。
Plastics piping systems. elastomeric sealing ring type joints and mechanical joints for thermoplastics pressure piping. test method for leaktightness under external hydrostatic pressure.
塑料管道系统。热塑塑料压力管道用的弹性密封环型接头和机械接头。外部液压条件下防漏密封试验方法。
The pressure distribution on external surface of the test vehicle was analyzed when it passed the anemology station on the east of "Mengjin" from upward and downward.
对试验列车上、下行通过“猛进东”测风点时的车体表面压力分布情况进行分析，采用分块积分法得出试验列车上、下行通过“猛进东”测风点的气动力。
External pressure regulator experimental wiring and test method is very simple.
外接调压器试验接线和测试方法非常简单。
External pressure regulator experimental wiring and test method is very simple.
外接调压器试验接线和测试方法非常简单。
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