基本解釋[語言學(xué)]懸掛牐板英漢例句雙語例句Variable-bore rams are designed to seal a wider range of pipe diameters, albeit at a sacrifice of other design criteria, notably element life and hang-off weight.設(shè)計(jì)了變孔眼直逕的牐板去密封更大範(fàn)圍內(nèi)的琯柱直逕，雖然犧牲了其它設(shè)計(jì)的標(biāo)準(zhǔn)、顯著的部件壽命和懸重。www.infopetro.com.cnhang-off rams更多例句專業(yè)釋義語言學(xué)懸掛牐板