在危险化学品生产和销毁工厂的通风系统中一定要设置滤毒装置，介绍了滤毒过滤器的设计与阻力确定方法。

The filter must be set up in ventilation system of the production and disposal of dangerous chemicals and the design and resistance determination methods of filter with toxic gas are also introduced.

youdao

在危险化学品生产和销毁工厂的通风系统中一定要设置滤毒装置，介绍了滤毒过滤器的设计与阻力确定方法。

The filter must be set up in ventilation system of the production and disposal of dangerous chemicals and the design and resistance determination methods of filter with toxic gas are also introduced.

youdao