This area is a important area for gold prospecting in the North-East of Heilongjiang.
该区为黑龙江东北部的一个重要的找矿远景区。
They spent years in prospecting without ever hitting gold.
他们勘探了多年，从未发现过金矿。
After years of prospecting the old man finally struck gold.
经过多年勘探，老汉总算找到了黄金。
The company are prospecting for gold in that area.
这家公司在那地区勘探金矿。
The application of electric prospecting method to the reconnaissance survey of gold deposit;
电法勘探应用于预测油气有利区，是区域油气普查勘探的有效方法。
The application of electric prospecting method to the reconnaissance survey of gold deposit;
电法勘探应用于预测油气有利区，是区域油气普查勘探的有效方法。
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