Some research for setting up the measurement standard of oxygen and other gas volume flow meter for hospital are get.

为建立医用氧气及其他气体流量计的计量标准作了一些探索。

youdao

According to this industrial situation, a computer control calibration system with gas flow standard device by the master meter method is researched and designed.

本文针对这样的工业现状，研制了一种标准表法气体流量标准装置计算机测控系统。

youdao

The industry watchdog said no major supplier had equalised prepayment meter charges with standard credit for both gas and electricity.

BBC: A pensioner by a heater