ultra high vacuum

基本解释

CC manual ultra-high vacuum gate valve uses a handle to drive valve disc up and down to perform open and close action.
CC型手动超高真空插板阀是以手柄带动阀板作上下运动使阀板开启或关闭。
www.wd-valve.com
In Chapter 2, we simply introduced the constructions of the ultra-high vacuum system and the VT STM system, and the main amelioration on the compound instruments.
第二章简单介绍了超高真空系统和变温扫描隧道显微镜（VT STM）系统的建设，以及对变温STM系统作的一些主要的改进工作，为我们的研究工作做好仪器方面的准备。
Ultra-high Vacuum Chemical Vapor Deposition (UHVCVD) was a good choice, it provided a super clean, low temperature, low pressure ambient, and controlled thin films' growth precisely.
超高真空化学气相沉积（UHVCVD）具有超净的生长环境、能够在低温、低压下生长锗硅材料，可精确控制薄膜生长等优点。

The transistor itself is composed of a single phosphorous-31 isotope, which has been precisely placed on a base of silicon using a Scanning Tunneling Microscope in an ultra-high vacuum chamber.
FORBES: Scientists Create A One-Atom Transistor

超高真空
The influence of different growth temperatures on the Ge layer characteristic was studied by ultra-high vacuum chemical vapor deposition (UHV/CVD) system.
利用超高真空化学汽相淀积(UHV/CVD)设备研究了不同的外延温度对Ge薄膜性质的影响。