一、設置仪器的目的应当在结构物的什么地方設置仪器?应当如何佈置?要求什么样的仪器以及需要仪器多少?在解决这些問题以前,首先必須清楚設置仪器的目的。在水工结構物中佈置监察测量設备可能是为了下述目的: (1)在运轉时观察結構物的状态,预防其损坏,保証能及时檢修等等; First, the purpose of the instrument should be set up where the structure of the instrument? How should be arranged? What kind of instrument is required and how much instrument is needed? Before solving these problems, we must first clear the purpose of setting the instrument. The arrangement of monitoring and measuring equipment in the hydraulic structure may be for the following purposes: (1) observing the status of the structure during operation, preventing its damage, ensuring timely maintenance and so on;