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The carrier gas is often store in a steel cylinder with pressure and flow regulators.
载气常常装在带压力和流速调节器的不锈钢瓶里。
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Use regulators approved for the specific gas.
使用核准用于特殊气体的调整器。
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Use regulators approved for the specific gas.
使用核准用于特殊气体的调整器。
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