短语词组短語billow plug forming 模塞助壓氣脹成型billow w forming 熱脹成型billow drape forming 氣脹覆蓋成型billow forming with air cushion 氣墊氣脹成型billow forming with reversed draw 反吸氣脹成型billow snap -back forming 氣脹快速反吸成型 返回 billow forming