某铜矿的地质勘探工作在党的领导下,在总路线的光辉照耀和全体职工的努力下,十年来取得了很大成绩。现在这个古老的矿山,已开始为祖国的社会主义建设贡献着自己的力量。该矿区中几个主要矿山的地质勘探,一般都是采用水平坑道探矿,在探得矿体的穿脉中,一律采用2×10×200公分规格的双壁连续刻槽取样,通过取样 Under the leadership of the party, the geological prospecting work of a copper mine has made great achievements over the past decade with the shining of the general line and the efforts of all staff. Now this ancient mine has started to contribute its own strength to the socialist construction in the motherland. The geological exploration of several major mines in the mining area generally adopts horizontal tunneling and prospecting. When penetrating through the orebodies, the double-wall continuous groove sampling with the size of 2 × 10 × 200 cm shall be adopted for sampling. Through the sampling