论文部分内容阅读
本文重点介绍了复合式真空标准装置在使用中应注意的问题，对于如何正确使用标准装置，从而保证标准的精度，延长标准的使用寿命具有一定的指导意义．
This article focuses on the complex vacuum standard device should pay attention to the problems in use, for how to properly use the standard device, so as to ensure the accuracy of the standard and extend the standard life of a certain significance.