Presently orifice flowmeter is the major gas flowmeter.
目前，孔板流量计仍是最主要的天然气流量计。
Some problems of the orifice flowmeter in use is pointed out.
指出了孔板流量计在使用中存在的问题；
The metering of natural gas still presently depends on orifice flowmeter, one of differential pressure flowmeters.
天然气计量现在仍以差压式流量计中的孔板流量计为主。
Comparing with orifice flowmeter, it features simple structure, ease installation and maintenance as well as wide range.
与孔板流量计相比，具有结构简单，安装、维护方便，测量范围宽等特点。
Bench of closed circuit cooling tower that is composed of boiler, exchanger, orifice flowmeter, water pump, micromanometer, heat indicator and so on is established.
建立了由锅炉、换热器、孔板流量计、水泵、微压计、温度计等仪器设备组成的封闭式冷却塔实验台。
Comprehensively analyzed are the main factors that affect the measuring accuracy of the orifice flowmeter. Proposed are some effective measures to improve its measuring accuracy.
综合分析了影响孔板流量计计量精度的主要因素，提出了提高孔板流量计计量精度的有效措施。
An analysis is made in the paper of the factors affecting the accuracy of the ZKL intelligent orifice plate flowmeter in flow measurement.
本文主要分析了ZKL智能孔板流量计测量流量时影响测量精度的主要因素。
A kind of cryogenic orifice plate flowmeter by vacuum insulation is used in the cryogenic LN2 system for 4M-2000A superconductor cable.
一种真空保温孔板式低温流量计用于4米高温超导电缆制冷系统。
Traditional orifice plate flowmeter had some demerits such as low measuring precision and high power dissipation.
传统孔板流量计测量精度较低，功耗较高。
Traditional orifice plate flowmeter had some demerits such as low measuring precision and high power dissipation.
传统孔板流量计测量精度较低，功耗较高。
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