permanent earth
英
美
- 永久地网,永久性接地
permanent earth的相关资料：
临近单词
permanent bar
permanent
Permanent and transitory driving force
permanent magnet synchronization motor
permanent-magnetic synchronous motor
Permanent Automatic Ground Environment
permanent magnetism synchronous motors
permanent-magnet dynamic loudspeaker
Permanent Magnetic Synchronous Machine
permanent artificial standard solution
permanent magnet flux-switching motor
permanent-magnet linear servo systems
