English translation for "hard vacuum"

高度真空
极高真空

Related Translations:

hard tissue:  硬组织

hard water:  硬火硬水

hard clay:  硬粘土硬质陶土硬质土硬质粘土

hard project:  硬项目

hard chrome:  硬铬

hard down:  舵柄推向)下风满舵下风满舵

quarter hard:  四分之一硬

hard liquor:  烈酒

hard nickel:  硬镍

hard ecu:  硬埃居

Example Sentences:

	1.	The interior of the tube must be kept a hard vacuum to preserve the photo cathode . 显象管内部一定要保证高真空才能保护光电阴极。
	2.	In may , the team ran tests at lower temperatures but with harder vacuums as oxygen could be extracted with less power under this condition 研究小组在五月曾尝试在低温但高度真空的环境下进行实验，因为在这环境下，提取氧气所需的能量会较少。

Similar Words：

"hard up" English translation, "hard up and depressed" English translation, "hard up for money" English translation, "hard upon" English translation, "hard usage" English translation, "hard vacuum seal" English translation, "hard valve" English translation, "hard vanish" English translation, "hard vector surface" English translation, "hard vs soft sectors disk" English translation