| 1. | Standard specification for reinforced concrete low - head pressure pipe 钢筋混凝土低水头压力管标准规范 |
| 2. | Standard specification for reinforced concrete low - head pressure pipe metric 钢筋混凝土低水头压力管的标准规范 |
| 3. | Low head hydroelectric power station 低水头发电厂 |
| 4. | Discussion on optimizing design of stilling pool in low - head sluice across river 低水头拦河闸消力池优化设计探讨 |
| 5. | Low pressure trickle irrigation is based on the little effect of pressure on the quality of drip irrigation system 压力水头对滴灌系统的灌水质量影响很小,这为低水头滴灌提供了理论依据。 |
| 6. | In many low head hydraulic structure , expecially canal system structure , we are used a dopting underflow energy dissipation 在众多的低水头水工建筑物中,特别是渠系建筑物中的涵闸下游,多采用底流消能。 |
| 7. | ( 7 ) an optimum design method for the artificial bend channel in diversion headwork of bend type by the theory of minimum rate of energy dissipation ( 7 )将最小能耗率原理应用到低水头弯道式引水枢纽设计中。 |
| 8. | Francis turbine is applicable for the middle and low water level power station , both have vertical and horizontal structure , and commonly designed in the scroll 混流式水轮机用于中、低水头电站,有卧式、立式两种,一般采用金属蜗壳。 |
| 9. | Taking the changzhou and feilaixia hydropower stations as examples , this paper summarizes the design of hydropower station across fiver with low head and puts forward some suggestions 以长洲、飞来峡等水电站工程为例,对低水头河床式电站的设计进行了总结,并提出了建议。 |
| 10. | According to the fact that freeze - resisting measure is needed to be taken for the gates operating in winter and low head arch gates , electrothermic freeze - resisting device is designed in this thesis 本文根据冬季有运行要求的闸门及低水头弧形闸门需要采取防冻措施的实际情况,研究设计了一种电热型防冻装置。 |