nitrogen equipment的用法和樣例：
例句
- This equipment mainly fills all kinds of extinguisher, which use nitrogen as the driving body.
本設備主要對以氮氣作為驅動體的各種滅火器進行充灌。 - The oxygen content in the vent pipe of the equipment has to be checked for the concentration of O2 to get the required amount of Nitrogen.
需要檢查設備放空管線中氧氣的濃度，來確定所需要的氮氣的量。
