A ball valve for controlling the slag discharge is arranged at the slag discharge opening of the inner tube.
在内管的排渣口处设置一个控制排渣的球阀。
When a ball valve is closed in periods of inactivity, the bleach will decompose over time liberating oxygen gas.
当球阀在不工作期间关闭,经过一段时间,漂白剂将分解并释放出氧气。
It snaps onto the stem and locks into the slot for turning-stops of a ball valve of any material, in place of its standard handle.
它夹在阀杆上,并且锁在槽内,用于任何材料球阀的旋转止动,代替其标准手柄。
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