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问题 1.流量及积算流量的检测 为得到线性指示必需要有开方运算器,下列流量计中,哪项属于这种情况? [Ⅰ]超声波流量计;[Ⅱ]电磁流量计;[Ⅲ]差压流量计;[Ⅳ]涡轮流量计;[Ⅴ]带有转速表的容积流量计。
Problem 1. Flow and Total Flow Detection To obtain a linear indication, an open-root calculator is required. Which of the following flowmeters is the case? [Ⅰ] Ultrasonic flowmeter; [Ⅱ] Electromagnetic flowmeter; [Ⅲ ] Differential pressure flow meter; [IV] Turbine flowmeter; [Ⅴ] Tachometer with a tachometer.