我省载止1984年底建成的水库有1450座。这些水库对我省经济建设事业发挥了巨大作用。水库建成后,闸门和启闭机则担负着该枢纽的灌溉、发电、防洪、泄洪、放空、供水、排沙等一系列繁重任务。因此,闸门和启闭机的正确操作运用和及时维修,对于保持设备 There are 1,450 reservoirs built in our province by the end of 1984. These reservoirs have played a great role in the economic construction of our province. After the reservoir is completed, the gate and hoist will undertake a series of heavy tasks such as irrigation, power generation, flood control, flood discharge, venting, water supply and sediment discharge at the hub. Therefore, the gate and hoist the correct operation and timely maintenance, for maintaining equipment