large-type natural gas spherical tank  大型天然气球罐

rich-helium type natural gas  富氦天然气

Genetic Type of Natural Gas  天然气成因类型

Mitsubishi recirculated nonleak type gas-gas heater  低低温烟气处理系统

tubular type gas - gas heat exchanger  管式气气换热器(MGGH)

10000 m3 natural gas spherical tank  10000m3天然气球罐

10000m^3 natural gas spherical tank  1000立方公尺天然气球罐

9F natural gas unit  9F燃机

Addition of Hydrogen to Natural Gas  天然气掺氢

Adsorbed natural gas  吸附天然气

Adsorbed natural gas hydrate  吸附天然气水合物

adsorption of natural gas  吸附天然气

Air and natural gas supply system  供气系统; 明显式正向壅塞指示

Air Cooled Natural Gas Engine  风冷天然气发动机

ammonia and natural gas  氨和天然气

ammonia revamping project of using natural gas to replace residual oil  合成氨油改气

Analysis of Natural Gas  天然气分析

and Natural gas condensation heat transfer  冷凝换热

associated (natural) gas  伴生〔天然〕气