scraper level是什么意思

网络释义

1)scraper level,耙运水平2)underwater leveling head,水下平整耙3)slushing,耙运4)Electric rake haulage,电耙运搬5)scraper transport,电耙运输6)smoothing harrow,平地耙

Development of underwater leveling head and application of full-scale dredger;

水下平整耙的研制和实船使用