矿体 [地质学] ore body◇矿体边界线 boundary line of ore body; 矿体露头 ore outcrop; 矿体斜度 slope of the ore body
接近 1.(靠近; 相距不远) be close to; near; approach 接近世界先进水平 approach the advanced world level; 接近最高水平 approach the topmost level; 容易接近 be easy of access; 经过双方会谈, 我们双方的立场大大接近了。 the positions of our two sides have become much closer after the talks.2.[天文学] approach; approximation; application; access; vicinity; parallelism; proximity; encounter; pros-