| 词汇 |
depth of exploitation |
| 释义 |
depth of exploitation 基本例句 开采深度 With the increase of the depth of coal seams mined, rock bursts will easily occur in gateways with fully-mechanized sublevel caving mining.摘要随着煤矿开采深度增加,综放开采回采巷道易发生冲击地压危害。 The coordinates of the centre point of a subsidence trough are calculated by the effect transference angle and the mining depth.利用平面图形几何重心公式计算回采工作面水平投影图形的重心坐标,然后根据影响传播角和开采深度计算下沉盆地中心位置的坐标。 |
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