... dual measuring instrument 两用测量仪表 dual meter 双重表 duplex escapement 双联擒纵机构 ...
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dual-meter 两用表
Dual Display Meter 双显万用表
Dual Digital Flow Meter 双通道数字流量计
dual pressure meter 双压力计
dual-head d meter 双头流量计
dual gamma multiphase flow meter 双能γ多相流量计
Dual-probe seafloor heat-flow meter 双探针型海底热流计
It is the first time in China that a dual flange differential pressure intelligent meter of us Honeywell Co. make has been used for the measurement of oil water interface.
在国内首次选用美国霍尼韦尔双法兰差压变送器智能表测量油水界面，用计算机实现闭环控制，取得满意效果。
The user installs a dual check back flow preventer at the water meter as prescribed by the supplier of safe drinking water.
用户要由安全饮用水供应商在水表处安装法定的双止回防回流阀。
Visible light intensity meter calibration experiment platform is designed to take advantage of dual-channel detection method.
利用双通道检测方法设计了可见光光强计标定实验平台。
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