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

该置应于灌 ,对保护灌阀和保证灌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.

走进那充满有毒物质的车时，开始哮喘了。