pumpdown
基本解释
- n.抽氣（降壓），抽水；抽空；抽空降壓
英汉例句
- Periodically the chamber will get cleaned and this again will change the pumpdown performance.
如果你技術水平高的話，大把現金等你贏，買車買房不再難！趕快來注冊吧！ - Capture water vapor and cut pumpdown time by as much as 75% in high-vacuum systems;
在高真空系統中抽吸水汽，縮減抽空時間多達75%25； - Cryocondenses water vapor in vacuum systems, High-vacuum pumpdown time cut by 25% to 75%;
在高真空系統中抽吸水汽，縮減抽空時間多達75%25； - Keywords Dimethylheptyl methylphosphonate（P350）;Tiny decompressed column chromatography;Pumpdown elution;Uranium;
甲基膦酸二甲庚酯;減壓微色譜柱;抽空洗脫;鈾; - pumpdown time
抽真空時間