英
['ɡæst'aɪtnəs]
美
['ɡæst'aɪtnəs]
gas-tightness的用法和樣例：
例句
- Dormancy for hard seeds is caused by impermeability to water and gas and mechanical constraint of the seed coat.
硬實種子種皮透水透氣性差和對胚生長的機械限制，引起種子休眠。
- Hollow fiber membranes with good gas permeability can be obtained after the extraction of the paraffin oil and stretching to a small extension.
將石蠟油提取掉后稍加拉伸即可得到透氣性很好的微孔中空纖維滲透膜。
- The special connections ensure that the system has excellent air tightness.
特別的連接方式保證了系統優良的氣密性。
- The problems have been eliminated byimproving the tightness of the hood or arranging counterflow.If you have time ,please help me to translate into chinese.
通過增強氣罩的氣密性或者安排逆流可以使這個問題得到消除。
以上內容獨家創作，受著作權保護，侵權必究
