试验结果表明，该调节门是一种较为理想的流量调节装置，完全适用于通风机性能测试。
The experimental results show that the new valve functions to well in testing the rate of gas flow that it can be applied to the performance testing of ventilators.
试验结果表明，该调节门是一种较为理想的流量调节装置，完全适用于通风机性能测试。
The experimental results show that the new valve functions to well in testing the rate of gas flow that it can be applied to the performance testing of ventilators.
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