短语词组短語load guy line 負荷繃繩load -line draft 載重水線喫水light load water line 輕載水線pump load sense line 泵液壓負載檢測琯路load sharing line 負荷分配線路Mark load -line 載重線dead load thrust line 恒載壓力線dead load compression line 恒載壓力線 返回 load line