gas washing-bottle  洗气瓶

Aluminum alloy gas bottle  铝合金气瓶

Battersea gas washing process  巴特西烟气洗涤法

bottle gas  比重瓶; 液化气站

bottle gas supply  瓶装供应

Bunsen gas-bottle  本生洗气瓶

coal gas washing wastewater  煤气洗涤水

Coal Gas Washing Water  煤气洗涤水

coal-gas washing wastewater  煤气洗涤废水

coal-gas washing water  煤气洗涤水

evaporation fractionation and gas washing  气洗作用

GAS (gas anti-solvent) precipitation  GAS沉析

Gas Bottle  气瓶; 洗气瓶

gas bottle necking-in machine  气瓶收口机

Gas Bottle Steel  气瓶钢

gas bottle tube  气瓶管

gas bottle valve  气瓶阀

Gas Gas  气—气式

Gas Gas Heater  烟气加热器; 烟气再热器