然而，在热清洗过程中对处在真空系统中的光电阴极表面温度进行精确测量却是非常困难的。

It is very difficult to measure precisely the surface temperature of a photocathode in a vacuum system during the thermal cleaning.

youdao

根据玻璃布的不同用途我们采用不同的处理工艺，如前处理，热清洗及表面处理，来满足客户的需要。

We have different process technology, such as Pretreatment, Heat cleaning and finish process. These products can satisfy various kinds of usage to its customers.

youdao

根据玻璃布的不同用途我们采用不同的处理工艺，如前处理，热清洗及表面处理，来满足客户的需要。

We have different treatment process technology, such as Pretreatment, Heat cleaning and finish process. These products can satisfy various kinds of usage to its customers.

youdao