氩、氩气、Argon、Argon--郑州博德诚,制氢设备,制氮设备,气体纯化 ...
Industrial helium congeners main impurities are nitrogen, oxygen, carbon dioxide ... 4 carbide removal, ... Welding and cutting metals may also use a lot of argon. ... steel, magnesium, aluminum and other alloys protective gas, namely welding ... Protect growing crystals of silicon and germanium crystals, which is mainly used ...
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bodecheng Contacts: Tel: 0371-62762969 Website: bodecheng.net
bodecheng's website is bodecheng.net