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1. The orifice type critical flow prover is used to measure the flow rate of gases and liquids through smallholes.
孔型临界流量验证器用于测量气体和液体通过小孔的流量。
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2. In this experiment, we used the orifice type critical flow prover to test the accuracy of our measurement method.
在这个实验中，我们使用了孔型临界流量验证器来测试我们测量方法的准确性。
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3. The orifice type critical flow prover was designed to detect any leaks in the pipeline system before they caused significant damage.
孔型临界流量验证器被设计用来在管道系统出现泄漏之前检测出任何潜在的问题。