Each lockout valve is equipped with an emergency shutoff feature that quickly exhausts all downstream air to atmosphere.
每个锁定阀配备了紧急关断功能，很快用尽所有下游的空气气氛。
Each lockout valve is equipped with an emergency shutoff feature that quickly exhausts all downstream air to atmosphere.
每个锁定阀配备了紧急关断功能，很快用尽所有下游的空气气氛。
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