1. grinding workshop    2008-11-08 10:50:27.0 2. assembling workshop    2008-11-08 10:55:09.0 3. advanced auto cleaning machine    2008-11-08 10:57:22.0 4. hardness meter    2008-11-08 10:59:55.0 5. vibration meter    2008-11-08 11:01:51.0