短语词组短语air coat spraying 气喷涂air assistant spraying 高压辅气喷涂机air plasma spraying 大气等离子喷涂air -spraying control 飞机防治Air andAirless Spraying 空气及无气喷枪AIR COMBI spraying 高压空气辅助喷涂系统 返回 air spraying