-
Low ultimate pressure, high pumping speed for Ar.
极限压力低、抽气压力范围宽，对氩气抽速较高。
youdao
-
Even with high pressure oxygen pumping into her, breathing was laborious.
尽管输入高压氧，她的呼吸还是非常困难。
youdao
-
Even with high pressure oxygen pumping into her, breathing was laborious.
尽管输入高压氧，她的呼吸还是非常困难。
youdao