Vortex displacement warp 涡漩位移扭曲 ; 涡流变形
Hi-pressure Vortex displacement sensor 耐高压电涡流位移传感器
On line instruments, such as turbine meter, vortex meter and positive displacement meter are usually used for crude oil metering in oil fields.
计量分离器中常用涡轮流量计、涡街流量计或齿轮流量计等在线式仪表计量原油产量。
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