working pressure of pipeline
... 管路给油器 line lubricator 管路工作压力 working pressure of pipeline 管磨机 tube mill ...
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The fluid valve of self-balanced pressure can meet the requirement of on-off of the pipeline working under the condition of high, middle and low pressure.
这种闸阀能够满足在高、中、低压条件下工作的管路通断的要求。
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