短语词组短语spray -up molding 喷布成型Manual spray -up 手工喷射Spray up moulding 喷射塑模法Spray Up Molding 喷射成型工艺spray up roving 喷射纱spray up method 喷布法metal and plastic spray lay -up 金属与塑料复合喷涂 返回 spray up