工学 真空电子器件制造工艺 释 assemble process 装配工艺 按照设计要求，将零件和部组件进行定位和连接成能够实现一定功能的微波真空电子器件的方法和过程。
计算机硬件 计算机工程制造 释文 assembling technique, packaging technique 组装技术
- Perkin crater
- Perkin reaction
- Perkins Observatory
- perkinsosis
- Perkin Warbeck
- perlecan
- Perlis
- Perl, Martin Lewis
- PERL solar cell
- permafrost degradation
- permafrost hydrogeology
- permafrost layer
- permafrost microbes
- permafrost of the local last glaciation maximum in China
- permafrost region of northeast China
- permafrost region of Qingzang Gaoyuan
- permaliner
- permalloy
- permalloy with high magnetic induction and high magnetic permeability
- permanence
- permanence of algebraic form
- permanence of mathematical relations principle
- permanence relation
- permanency
- permanent