短语词组短語drip filtration irrigation 節點式滲灌drip -irrigation with salt water 鹹水滴灌surface drip -irrigation 地麪滴灌micro drip -irrigation 微滴灌apple drip -irrigation 蘋果滴灌removable subsurface drip -irrigation 移動式地下滴灌 返回 drip irrigation