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来源:雅诚德英语网
This portion was completed by erecting a ramp sloping upwards and mucking was taken out from MAT side.
这部分已完成,竖立起一座坡道坡度向上碴完全是出于从垫方。
This portion was completed by erecting a ramp sloping upwards and mucking was taken out from MAT side.
这部分已完成,竖立起一座坡道坡度向上碴完全是出于从垫方。