基本解釋[地球科學(xué)]永久船閘英漢例句雙語例句The welding process and method for the inverted-V gate of the permanent ship lock of Three Gorges project is outlined in this paper.介紹了“三峽永久船閘人字門”焊接工藝過程及所采用的方法。d.wanfangdata.com.cnpermanent ship-lock更多例句專業(yè)釋義地球科學(xué)永久船閘