例句 /

The crawl device in small pipe based on piezoelectric impact principle and shape memory effect. The crawl device can climb in small pipe of 0mm and grippe the waste thing of in pipe.

The crawl device in small pipe based on piezoelectric impact principle and shape memory effect. The crawl device can climb in small pipe of 0mm and grippe the waste thing of in pipe.

本文介绍一种能在细小管道 ( 0mm)内爬行并可进行夹取管内异物作业的微小爬行器。