end-point method

例句：

1. 1. The end-point method is used to determine the concentration of a substance in a solution.
   终点法用于测定溶液中物质的浓度。
2. 2. In this experiment, we will use the end-point method to measure the pH of the solution.
   在这个实验中，我们将使用终点法来测量溶液的pH值。
3. 3.The end-point method is an important tool for measuring the concentration of a solution.
   终点法是测量溶液浓度的重要工具。