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- According to the requirements of sustainable development in the headwater region of Xiaofu River, the groundwater pumping is planned using the optimal control model. 最后直接根据淄博市孝妇河源头地区地下水资源的可持续利用需求,建立了该区的地下水最优控制模型,并求得了最优解。
- To reveal the mechanism of karst collapse induced by groundwater pumping, the authors analyse the expanding condition of soil cavity by analytical method and put forward the concept of spalling force. 为研究人工抽水引起的岩溶地面塌陷的机理,用解析法分析了土洞扩展的条件,提出了剥落力的概念,认为土洞的扩展条件是剥落力大于土体抗拉强度。
- Large quantity of continuously groundwater pumping in an area forms regional groundwater depression cone,and overexploitation leads to a series of environmental and geological problems. 对地下水资源的长期大量集中开采形成了区域性地下水位降落漏斗,地下水的超采引发了一系列环境地质问题。
- Well Distribution for Groundwater Pumping 布井取水
- Blood is pumping out of his belly like a fountain. 血像喷泉似地从他的腹部涌出。
- Blood was pumping out of his belly like a fountain. 血像喷泉似地从他的腹部涌出。
- Her heart was pumping very fast. 她的心脏跳得很快。
- He was pumping away the whole day. 他整天忙着用唧筒抽水。
- groundwater pumping 抽水
- A tyre expands when you pump air into it. 轮胎一打气就鼓起来。
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- And in the long term this pumping of groundwater might be unsustainable. 而且如果继续这样抽取,地下水就可能不能长期供应。”
- She succeeded in pumping the name of the winner out of him. 她从他的口中打听到了获胜者的名字。
- This tire is flat; you didn't pump enough air in. 这个轮胎没气了;你并没打足气。
- We have a pump for drawing water from the well. 我们用一个水泵从井里抽水。
- The heart is analogous to a pump. 心脏和水泵有相似之处。
- Groundwater monitoring and quality assessment. 水文地质学:地下水监控与质量评价。
- Can you lend me your bicycle pump? 能把你的打气筒借给我吗?
- Pumping up her smile, she was too weak to speak audibly. 她勉强笑了一笑,身体虚弱得连说话人家也听不见。
- First, contaminants volatilize out of groundwater. 首先,污染物从地下水中挥发出来,变成蒸气。