Research the break time of valve assembly tester in detail.
深入研究了活门组件试验器的关断时间。
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Includes valve assembly, less union nuts and end connectors.
包括阀门总成，不包括活接头螺母和端口连接件。
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The design proposal of a novel needle valve assembly is given.
提出了一种新颖的针阀偶件设计方案。
Vacuum gauge and valve assembly can optimize the flow of samples.
使用真空表和排气阀优化样品流速。
But to protect against uncontrolled releases, or blowouts, a valve assembly must be lowered to the ocean floor.
FORBES: The delicate art of sucking up
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