只有专业技术人员并使用专用器材才能锯、机加工、加热、熔化或煅烧该物质。
Only specialized technicians and facilities should saw, machine, heat, melt or incinerate the material
只有专业技术人员并使用专用器材才能锯、机加工、加热、熔化或煅烧该物质。
Only specialized technicians and facilities should saw, machine, heat, melt or incinerate the material