hydrogen welding
短语词组
- hydrogen ion welding 氫離子銲
- hydrogen -welding 氫銲
- atomic hydrogen arc welding 氫原子電弧熔接;原子氫銲
- hydrogen atomic welding 原子氫銲接
- atomic -hydrogen arc welding 原子氫銲
- atomic hydrogen -welding electrode 原子氫銲電極
- atomic hydrogen welding electrode 原子氫銲電極
- hydrogen welding electrode 低氫型電銲條
- atomic hydrogen welding apparatus 原子氫銲接機;原子氫銲機 返回 hydrogen welding