mercury diffusion pump是什么意思

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用法例句

This paper presents a brief and concise outline of the structure,characteristics and behavior mechanism of silver salts transfer CTP plate used for making direct Computer -to -plan te printing plate.

摘要本文简明扼要地阐述了计算机直接制版用的银盐扩散CTP版的结构、特性和成像机理,并报导乐凯胶片公司第二胶片厂已研制成功这种CTP版,可达到5万印张以上。

The silver diffusion mechanism in low temperature cofired microwave dielectric ceramic components fabricated by using multilayer technology was studied.

研究了叠层共烧工艺制备的微波介质陶瓷器件的银扩散机制。