depth of exploitation的用法和樣例：
例句
- With the increase of the depth of coal seams mined, rock bursts will easily occur in gateways with fully-mechanized sublevel caving mining.
摘要隨著(zhù)煤礦開(kāi)采深度增加，綜放開(kāi)采回采巷道易發(fā)生沖擊地壓危害。 - The coordinates of the centre point of a subsidence trough are calculated by the effect transference angle and the mining depth.
利用平面圖形幾何重心公式計算回采工作面水平投影圖形的重心坐標，然后根據影響傳播角和開(kāi)采深度計算下沉盆地中心位置的坐標。
