Cold differential test pressure 冷态试验差压力 ; 冷态实验差压力 ; 冷态测试差压力 ; [试验] 冷差试验压力
cold and pressure test 冷加压试验
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This article has mainly introduced the cold mode test and the result analysts of the spring nozzle with small pressure difference.
主要介绍了小压差弹簧喷嘴的冷态试验和结果分析。
And water is used in cold test. Through changing operating conditions, throat area and back pressure, the change rule of discharge coefficient and pressure recovery factor were found.
通过大量冷态试验，在大范围变化工况、变化喉部面积及变化背压条件下，利用水对低温流量控制系统进行研究，得到了流量系数、压力恢复系数的变化规律。
Optics and optical instruments - environmental test methods - combined cold, low air pressure.
光学和光学仪器。环境试验方法。混合式低温和低气压。
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