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孔板流量计
orifice plate flowmeter
- 目前，孔板流量计仍是最主要的天然气流量计。
At present, ori- fice flowmeter is still the major gas flowmeter. - 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。
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、护方便， 测量范围宽等特点。
Comparing with orifice flowmeter, it features simple structure, ease installation and maintenance as well as wide range.
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