water sealed gas holder
... water sealed explosion door 水封防爆门... water sealed gas holder 水封储气罐... water sealing 水对,水密对...
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安全可靠：由于炉内煤气随用随产，不用不产，无储气罐，并加水封防爆安全装置，在使用中安全可靠。
Safe and reliable: because with furnace with production, with gas, without doesn't come without water storage tank, and seal explosion-proof device, in use safe and reliable.
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