frost-heaving frontal line冻胀冰锋线
buoyant heaving line浮力抛绳
heaving line knot[船] 撇缆头结;撇缆接结
cotton heaving line棉纱撇缆
heaving line slip knot撇缆活结
light buoyant heaving line轻质可浮引缆索
heaving line bend撇缆接结