14. The utility model is characterized in that the nozzle includes a water channel butted with a penstock and a nozzle body of a nozzle.
其特征在于所述的自净喷嘴由可与压力水管对接并留有进水孔道及喷口的喷嘴体构成。
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15. The experimental results show that steel fiber reinforced self-stressing concrete can significantly increase the cracking load of penstock.
试验结果表明，钢纤维自应力混凝土能够明显地提高压力管道的抗裂承载力。
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16. The branch penstock of Xiangshui Hydropower Station is one of the largest explicit ones with ribs having crescent moon shape, made in China.
云贵响水电站岔管是目前国内自行制作的规模最大的月牙肋明式钢岔管之一。
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17. Finally, this paper describes a better model of the speed-governing systems, steam pipe and penstock with emphasis on the analysis of som...
介绍了功能上比较完全的调速器及汽、水管道模型装置，并着重分析了其中的一些问题。
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18. The results indicate the effect of element dimension on the stress of penstock surrounding concrete and reinforcement is smaller than penstock;
经分析单元尺度对坝后背管混凝土、钢筋的应力影响小于对钢管的影响；
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19. The application of penstock blasting method for relieving the residual welding stress in TGP might provide reference for other similar projects.
三峡工程引水压力钢管应用爆炸方法消除焊缝残余应力，对其它类似工程可起借鉴作用。
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20. There are various degrees of cracks on anchorage block of No. 2, No. 3, No. 5, No. 6 penstock during in modification work of Fenghuang hydropower plant.
在凤凰水电厂更新改造工程中，2、3、5、6号压力钢管的镇墩均出现不同程度的裂缝。
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21. As important protection equipment of hydro generator units and steel penstock, the water intake rapid-drop gate of the generator unit plays an important role.
作为水轮发电机组和压力钢管的重要保护设备，机组进水口快速工作门起着至关重要的作用。
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22. The black penstock is the group that spreads last thousand yearses, see so, male clan in the sky, being the history that goes to cloud state different clan should be long.
黑水门本身就是流传上千年的门派，这么看来，天雄族，乃至云州异族的历史应当更为悠久。
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23. An optimal policy can bo obtained after resolving the model and day-by-day calculating in real-time operation, the daily penstock releases and spillages can be determined.
24. Research indicates that under full load operation of the reservoir, large local tensile stress will be produced at the dam heel and the outlet and inlet of the power penstock.
研究表明，当水库满载运行时，坝踵处产生较大局部拉应力；管道进出口也出现较大局部拉应力。
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25. The methods are suggested to determine the tensile steps and the tensile forces of prestressed strands for decreasing the secondary bending moment along the axial of the penstock.
提出了预应力筋束分步张拉施工与荷载控制方法，以减小管壁混凝土的轴向次弯矩。
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26. T his paper analysis and discuss the cause of crack, and put forward the way of treatment which could be a reference for the design and construction on anchorage block of penstock.
27. Global brand of tunnel boring machines used in the construction of metro, railway, road, sewer, water main, penstock, mine access, high voltage cable and telecommunications tunnels.
28. The penstock and spiral case with elastic layer are defined as a engineering measure of having flexible layer material surrounding it to meet the needs of bearing loads in structure.
在水电站压力引水钢管或钢蜗壳外表敷设软垫层材料以满足结构受力要求的工程措施称之为垫层管或垫层蜗壳。
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29. Usually, in the high head hydroelectric power station where long channel has been used as a water conveyance structure one surge tank and one penstock may serve more than one machine.
在高水头引水式水电站中，通常几台机组共用同一调压井，且共用压力主管。
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30. Pencil raw material mainly has the lead penstock needed materials, graphite lead raw material, color lead raw material and the outward appearance decoration needed materials and so on.
