基本解釋[鐵路] 底隔板英漢例句雙語例句The change of spacer grid material from Ni-base alloy to Zircaloy has economical value.PWR 燃料組件定位格架用材從鎳基合金轉(zhuǎn)變?yōu)殇?錫合金頗有經(jīng)濟(jì)意義。base spacer更多例句專業(yè)釋義交通運輸工程底隔板