| 1. | Subsidence may be the critical factor in managing a ground water reservoir .
地面沉降在管理地表水库的工作中可以算是一个关键性因素。 |
| 2. | Computers are in widespread use now(1972)to assist in development of the best operational plans for managing ground water reservoirs .
现在（1972）普遍使用计算机来管理地下水库，协助人们选定最佳的运用方案。 |
| 3. | The safe yield of a ground water reservoir was defined by meinzer(1920)as "the practicable rate of withdrawing water from it perennially for human use. "
地下水库的安全开采量，据迈因策（1920）所下的定义为：“供人们长期使用的实际可能的开采水量。” |
| 4. | Computers are in widespread use now ( 1972 ) to assist in development of the best operational plans for managing ground water reservoirs
现在（ 1972 ）普遍使用计算机来管理地下水库，协助人们选定最佳的运用方案。 |
| 5. | The safe yield of a ground water reservoir was defined by meinzer ( 1920 ) as " the practicable rate of withdrawing water from it perennially for human use .
地下水库的安全开采量，据迈因策（ 1920 ）所下的定义为： “供人们长期使用的实际可能的开采水量。 ” |
