溶解乙炔气瓶定期检验与评定 meaning in English
periodic inspection and evaluation of dissolved acety lene cylinders
Examples
- Periodic inspection and evaluation of dissolved acetylene cylinders
溶解乙炔气瓶定期检验与评定 - Periodic inspection and evaluation of dissolved acety lene cylinders
溶解乙炔气瓶定期检验与评定