Check the sealing parts and transmission parts thoroughly . detect he sealing parts and the detecting data should be registered 对阀门周期性维护时应全面检查阀的各密封部位、传动部位,对各密封部位进行检测,对检测数据应记录在案。
2.
Check the sealing parts and transmission parts thoroughly . detect the sealing parts and the detecting data should be registered 对阀门周期性维护时应全面检查阀的各密封部位、传动部位,对各密封部位应进行检测,对检测数据应记录在案。