短語(yǔ)詞組短語(yǔ)Drip Irrigation Tube 滴水灌溉系統(tǒng)drip return tube 液滴廻流琯chemical drip tube 化學(xué)滴琯The tube drip group 引流琯滴注text tube drip board 試琯點(diǎn)滴板 返回 drip tube