短语词组短語Spray -head size 噴頭尺寸Spray a head 噴頭spray broom head 噴杆噴頭spray -head 噴頭Low pressure spray -head 低壓散射式噴頭mozzle spray head 多噴嘴霧狀噴頭pneumatic spray head 氣動噴頭oxygen lance spray head 氧槍噴頭spray head structure 噴頭結搆 返回 spray head