point location的用法和样例：
例句
- The principle and the basic structure of the leak detection and location system for water pipelines are introduced.
介绍了自适应供水管网泄漏检测及漏点定位的基本原理及仪器系统的构成。 - The proper leakage localization domain was derived by using the inequality.The numerical algorism for leakage point localization was improved.
由不等式推导出准确的泄漏点搜索区间，改进了泄漏点定位的数值计算方法。
