瓶阀
- 网络cylinder valve; bottle value

瓶阀
cylinder valve
气瓶术语 ... 3.32 气瓶专用螺纹 special threads for gas cylinders 3.33 瓶阀 cylinder valve 3.34 出气 gas outlet ...
bottle value
车用瓶阀,cylinder... ... ) marine cylinder valve 船用瓶头阀 ) bottle value 瓶阀 ) vehicle CNG cylinder 车用压缩天然气钢瓶 ...
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Respiratory equipment; valves for respiratory protective devices; for fire brigades; outer dimensions