The flow through the valve is much smaller than the rated flow, vibration, or other instability.
通过阀的流量远小于额定流量时, 产生振动或其他不稳定现象.
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Convert the F. S. ( full scale ) listed in the table according to the rated flow range.
根据额定流量范围转换表中列出的F. S. ( 全方位 ).
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