Our assertion that the interstellar gas is definitely no vacuum would seem all the more paradoxical! 我们坚持星际气体决非真空的主张看来愈发荒谬可笑了!
No vacuum or picture tubes were broken. 真空管或显影管都未破碎。
People are unlearning certain things, and they do well, provided that, while unlearning them they learn this : There is no vacuum in the human heart. 人们忘记了某些事物,那是好的,只要在忘记那些事物的同时又能学到另一些事物就好了。
Presented is a transfer tube for liquid helium with no vacuum and its working theory and fabricating technology. 本文介绍了一种不抽真空的实验室使用的小型液氦输液管的基本原理和制作工艺。
The traditional pressure distribution theory in air pipeline has been smashed by discovery of vacuum phenomena in the outlet of air pipeline. The view, that there is no vacuum in the outlet of fan, has been changed. 空气管道出口处负压现象的发现,打破了传统的空气管道终端压力分布理论,改变了人们长期形成的风机出口管道终端不会出现负压的观念。