每个弯管流量计的流量系数须经过实际标定。
The discharge coefficient for each elbow flowmeter should be calibrated in practice.
制造了实验装置，对波纹管装配应力进行了标定和机构运转试验。
The trial device is made, the stress test and operated test to bellows is calibrated.
在油气水三相水平管流的试验研究中，为便于流量计的在线标定，设计了一种更精确的流量自动调节系统。
In the test and research of oil gas water horizontal pipeline flow, for the convenience of online scaling of flowmeters, a more precise flow autocontrol system is designed.
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