上: upper; up; upward向: direction开挖: excavate; working的: 4次方是 The fourth power of 2 i ...开挖的水道: canalized waterway上向开采: upward mining; working from bottom up; working to the rise上向开采法: rise working下向开挖: underhand work开挖的蓄水池: excavated tank新开挖的边坡: bare cut alope人工开挖的港口: arti-ficially excavated port; artificially excavated harbor隧洞开挖的弃土: tunnel spoil上向: kamimuki; uemuki开挖: excavate; working◇开挖机 backactor; drag shovel; 开挖设备 excavation equipment; 开挖机械 excavation machinery易挖的: east digging上向焊: uweld上向流: upward flow人工挖的井: shallow well预挖的管沟: pre-excavated pipeline trench钻挖的隧道: bored tunnel大开挖: heavy excavation干开挖: dry excavation; excavate in the dry; excavate in the water净开挖: net cut开挖（挖方）: excavation开挖；发掘: excavation
