常规气管切开术  routine tracheotomy

常规气提装置  typical air lift device

常规气象变量  general meteorological data

常规气象数据  routine meteorological data

常规气象资料  routine meleorological analysis; routine meteorological data; conventional weather information

非常规气  non-conventional gas

非常规气藏  unconventional gas reservoir

烟气常规指标  Routine smoke analyte

常规敞开瓷柱式电气设备(AIS)  AIS

常规机械通气  Conventional mendatory ventilation CMV; conventional mechanical ventilation; Conventional mandatory ventilation

常规检测仪表及电气传动系统  conventional measurement instrument and electric drive system

常规扩散曝气池  conventional diffused aeration tank

常规排气引射装置  conventional exhaust induction equipment

常规试气  conventional gas test

常规天气报告  regular synoptic report

常规天然气  conventional gas; Conventional natural gas

常规油气资源勘探  conventional oil and gas resource exploration

非常规天然气  non-unconventional gas; Unconventional natural gas; unconventional gas; unconventional natural gas resources; non-conventional natural gas

非常规天然气资源  unconventional gas resources

非常规油气藏  unconventional reservoirs