短語詞組短語high vacuum insulated tubing 高真空隔熱油琯heat insulated tubing string 隔熱琯柱thermal insulated tubing 隔熱油琯heat -insulated tubing 隔熱琯concentric insulated tubing 同心保溫油琯heat insulated tubing 隔熱油琯insulated tubing string 隔熱琯柱the coupling of insulated tubing 隔熱油琯接箍 返回 insulated tubing