The water seal conditions depended on the level of underground water and whe…
水封条件取决于地下水位和采取人工加压措施后能否高于设计水位。
It is obvious that the level of underground water makes much influence to the growing and yield of cotton.
地下水位对棉花生长发育和产量的影响明显。
There are plenty of water resources and land resources to be reclaimed in subsided land of mining coal with higher level of underground water on plains.
论述了利用煤矿塌陷盆地作为氧化塘和土地处理系统处理煤矿井下水和矿区生活污水的工艺原理、特点、工程设计及其产生的社会和环境效益。
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