It reacts action to protect affuse valve,to ensure affuse and capper positional veracity.

该装置应装机上 ,对保护装阀和保证装置的准确性起到积极的作。

When I came into the caravan which is filled with noxious my asthma affuse.

当我充满有毒物质的车时，我开始哮喘了。