基本解釋[冶金工程技術(shù)]表面氣孔英漢例句雙語(yǔ)例句After summarizing some tests having been done by others, it is found that MgO plays an important role in forming surface blowhole in ductile cast iron.對(duì)影響球墨鑄鐵件皮下氣孔的各種因素分析表明，鐵液中氣體的產(chǎn)生有其必然性，通過(guò)減少氣體的發(fā)生量以防止皮下氣孔的方法并不是都能奏效。Discussing various influence factors of ductile iron's surface blowhole defects indicates that bringing various gases in the molten metal or on the interface with the sand mould is inevitable.對(duì)影響球墨鑄鐵件皮下氣孔的各種因素分析表明，鐵液中氣體的產(chǎn)生有其必然性，通過(guò)減少氣體的發(fā)生量以防止皮下氣孔的方法并不是都能奏效。surface blowhole更多例句詞組短語(yǔ)短語(yǔ)surface -blowhole 表面氣孔surface blowhole更多詞組專業(yè)釋義冶金工程技術(shù)表面氣孔