discharge measurement的用法和樣例：
例句
- The cautions of operations of vortex flow meter in flow measurement of chemical industry are given.
提出了在化工行業(yè)的流量測量中使用渦街流量計的注意事項。 - The quarter turn graduations on the sleeve, with the scribed line on the stem, provide for approximate flow measurement.
在套筒上四分之一轉的刻度，以及閥桿上的刻痕，顯示大約的流量測量。
