Oxygen may be withdrawn as a gas by passing liquid through an internal vaporizer or as a liquid under its own vapor pressure.
可以通过使液体流过内汽化器取出气态氧，或者直接取出在它自己的蒸气压下的液态氧。
Oxygen may be withdrawn as a gas by passing liquid through an internal vaporizer or as a liquid under its own vapor pressure.
可以通过使液体流过内汽化器取出气态氧，或者直接取出在它自己的蒸气压下的液态氧。
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