shaft prospecting engineering survey
shaft prospecting engineering survey
[测绘学英汉词典]
shaft prospecting engineering survey井探工程测量
在对立井、斜井深部掘进探矿工程中所进行的测量。
是什么意思,shaft prospecting engineering survey的解释,shaft prospecting engineering survey的翻译
shaft prospecting engineering survey
[测绘学英汉词典]
shaft prospecting engineering survey是什么意思,shaft prospecting engineering survey的解释,shaft prospecting engineering survey的翻译