gases
[gas]的复数形式和第三人称单数
时 态：
- Flareback:a flame produced in the breech of a gun by ignition of residual gases.
逆火，炮尾焰：枪管内残余气体的燃烧而产生的火焰。收藏 - A flame produced in the breech of a gun by ignition of residual gases.
逆火，炮尾焰枪管内残余气体的燃烧而产生的火焰。收藏 - The permeation constant of gases through metals is negligible except for hydrogen through palladium or iron.
除了氢气能穿过钯和铁之外,气体穿过金属的透气常数是可以略而不计的。收藏 - Irish - born British physicist known for his work on the transparency of gases and the absorption by gases of radiant heat.
廷德尔，约翰1820－1893爱尔兰裔英国物理学家，因其关于气体的透明度和大气吸收辐射热量的著作而著名。收藏 - A device that uses evaporative and condensing cycles to achieve extremely low temperatures, and is often used to liquefy gases
利用汽化和凝结循环以获得极低温度的一种设备,常常用来使气体液化。收藏
开心词场背单词