英语词汇“pilot drifting method, pilot heading method”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	pilot drifting method, pilot heading method
释义	pilot drifting method, pilot heading method 导硐掘进法; 巷道或硐室施工时，先以小断面超前掘进，而后再扩大到设计断面的方法。
随便看	top rubber cover top rudder toprump top run to prune top running top running crane beam top-running stacking crane tops TOP(S) tops-10 Topsa top sail topsail Topsail Beach topsail brig topsail halyard bend topsailite topsail lift topsails top sail schooner topsail schooner topsail yard top sales top sample

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