Tampering with the pressure - relief device compromises the safety of the cylinder.

堵塞 减压装置 会危及钢瓶的安全.

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Do not plug, remove, or tamper with any pressure relief device.

禁止拉拽 、 移动或堵塞任何减压装置.

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The combination pressure - relief device provides protection against cylinder rupture caused by fire or high temperatures.

组合减压装置防止了火或高温造成的钢瓶破裂.

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