Integrating with the application situation in Dalian city, the remote meters reading including pulse gas meter, code direct-reading gas meter, intelligent gas meter etc.

结合大连市的应用情况，讨论了脉冲燃气表、代码式直读燃气表、智能燃气表等远程抄表及燃气泄漏监控系统的构成、工作原理及优缺点。

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Aero pitot-static pressure system tester has direct effects on the airtightness of the air- borne pitot - static pressure system and the accuracy of meter reading.

全静压系统检查仪对飞机上该系统的气密性与仪表指示的准确性有直接影响。

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