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- Discussions on the rated water head and installed capacity of hydropower station 混流式水轮机电站运行稳定性与装机容量选择的探讨
- On the Selection of Rated Water Head for Large-scale Hydropower Stations with Limited Water Level in Flood Season 关于有汛限水位大型水电站额定水头的选择问题
- rated water head 额定水头
- He jump into the water head over heels. 他头向下地跳进水里。
- The water head loss is low. When water flow through 0.9m-thick zeolite, flow rate is 2.6m/h, 4.2 m/h, 7.4 m/h, and the water head loss is 3-5cm,8-12cm,and 15-20cm, respectively. 沸石具有很好的通透性，水流通过0.;9米厚的交换层时，2
- Some abnormal fetuses (such as water head, Dandy- Walker's syndrome etc) showed significant extension of WPCF. 部分畸形胎儿如脑积水、典型Dandy-Walker综合症等WPCF明显增宽。
- It is also part of the watertight envelope, and subject to the local water head. 它也作为部分水密外壳，并受地方水流影响。
- The results indicate that orifice efficient water head is total water head and is not hydraulic head for uniform discharge along porous pipe. 结果表明，对沿途均匀泄流管道来说，其作用水头不能仅以压头为计算依据，而应以总水头为准。
- Due to the high water head of the GHS, the design unit put forward a suggestion of using the pre stressed reinforced concrete spiral case. 高坝洲水电站由于设计水头较高,设计单位建议采用预应力钢筋混凝土蜗壳。
- It indicates that under the design water head condition, the ogee gates work safely in operation, miter gates can open and shut steadily. 监测成果表明押在设计水头运行条件下,反向弧形阀门在启闭过程中运行是安全的,人字门在启闭过程中运行平稳。
- But water head loss of filter for aluminium sulphate polysilicate application will grow quicker than that for aluminium sulphate . 残留的铝含量降低，而残留硅的含量没有增加，但投加聚硅硫酸铝会导致滤池水头损失增加。
- Gradation of sand column and sediment concentration of muddy water and water head are remarkably effective factors for the fine grain distribution in sand column. 砂柱的颗粒组成、水含沙量和入渗水头对滞留分布产生显著的影响。
- The effect on seepage is small when the opening of cutoff wall crack is less than 0.3cm,themaximum relative water head at the bottom of lower core wall is only 2.02%. 防渗墙出现裂缝开度小于0.;3cm时;对渗流场的影响不大;防渗墙下游心墙底部最大相对水头值仅为2
- At this rate we won't be able to afford a holiday. 照这样下去，我们不会有时间／钱去度假的。
- "We were on the trail on the Margarita site following the artifact scatter pattern to the north," said Blue Water head archaeologist Dr.R.Duncan Mathewson. “我们跟随这些手工艺品向北散布的态势，来到了玛格丽塔号的位置踪迹上，”蓝水公司领头的考古学家邓肯 马斯文森博士说。
- In low water head hydraulic constructions,a common hydraulic problem is energy dissipation for small Froude number water flow because the energy dissipation is less efficient. 低水头闸坝工程的一个普遍水力学问题是低佛氏数水流的消能防冲,其特点是消能率低,为达到较好的消能效果,常常要在消力池加一些辅助消能工程。
- Surging into the Spokane Valley,the waters headed west. 浩浩荡荡地涌人斯博坎峡谷后，洪水向西行进。
- Surging into the Spokane Valley, the waters headed west. 浩浩荡荡地涌人斯博坎峡谷后，洪水向西行进。
- Under the condition of isotropic and homogeneous random precipitation the water head exhibits the characteristics of strong nonstationarity and anisotropy. 在降雨空间变异的条件下，水头随机场呈现出明显的非平稳特性且具有各向异性结构；
- By using this me thod presented in this paper, not only the optimum design of main pipe net was g iven, but the water head and flow and pump type were decided. 所提出的方法，不仅能得出一个优化的干管管网，而且还能确定出所需水泵扬程及流量，并确定水泵型号。
