您要查找的是不是:
- semifixed penstock 半固定式压力水管
- High temperature insulation piece, wearable piece, penstock. 高温绝缘器件、耐磨件、水阀片。
- The main facilities to put out the fire in roof tanks are fixed and semifixed foam extinguishing system. 浮顶油罐火灾扑救的主要设施是固定、半固定泡沫灭火系统。
- The penstock can be divided into manual type, manual and electric type, electric type according to the headstock. 由启闭装置的不同型式可分为手动式、电动式、手电动式三种。
- Penstock [hydroelectricity] A closed conduit which supplies water under pressure to a turbine. 压力管道[水电]一条封闭的渠道,以压力对涡轮机供水。
- The penstock chooses end face integral seal and the seal material is special rubber, which makes the seal safety and durable. 闸门采用端面整体密封,密封材料采用特殊橡胶材料,保证密封牢靠、耐用。
- In the traditional penstock level measurement and transmission system, data of water level is measured by hand. 传统的水渠水位测报系统采用人工检测的方法获取水位数据,整个测量过程繁琐、费时,而且易受人为因素影响;
- The main results are that the area for fixed sand land and semifixed sand land decrease,and the mobile sand land increase,and the salinate fields also shrunk. 结果表明,该地区固定半固定沙地面积均有所减少,流动沙地扩大,同时盐碱地大大萎缩。
- The Penstock laid on downstream face of dam is not only a new type of arrangement, but also a new kind of structure. 摘要混凝土坝下游面钢衬钢筋混凝土管道既是一种新型的布置方式,又是一种新型的结构形式。
- Up to now in many waterpower stations the telescopic joints of penstock have been abrogated because of water leaking. 目前不少水电站因为管道漏水等问题而取消伸缩节,在取消伸缩节时最后一条焊缝的焊接环境温度选择是非常重要的。
- Research findings are generalized on load-carrying properties of penstock laid on downstream face of dam. 以理论分析法、模型试验与原型观测法、有限单元法为线索总结了近年来坝后背管承载性能的研究成果。
- The device is valuable to be spread and used in hydropower stations with long penstock and in stations to be augmented. 对于具有较长的有压引水系统的水电站、需要增容扩建的水电站,这一装置具有一定的推广应用价值。
- There are always lots of scattered stations needed to be measurement during the process of penstock level measurement. 摘要水渠水位测量具有测点多而分散的特点;
- In this paper,the partial differential equations of transient flow in the deformed penstock are derived. 本文给出了压力钢管压力脉动的偏微分方程;
- Abstract: In this paper,the partial differential equations of transient flow in the deformed penstock are derived. 本文给出了压力钢管压力脉动的偏微分方程;
- Specialize in : Sewage Treatment Plant, Steel Bridge For Shell Depot, Penstock Valves, Steel Mill Equipment. 中文):污水处理工程,铁制仓库,水阀门、机械工程及铸造品等。
- A device or component of some data-processing machines that permits the expression of instructions in a semifixed computer program by the insertion of pins, plugs, or wires into sockets or hubs in the device, in a pattern to represent instructions. 某些数据处理机的一种设备或部件,可按表示指令的模式,用插针、插头或导线插入板上的插座或插孔的方法来表示半固定计算机程序的指令。
- This paper provides an efficient method for calculating underground stiffened penstock stability under external pressure. 从而为埋藏式加劲压力钢管的外压稳定性计算提出了一种更加行之有效的方法。
- Parameters of contact layer are determined when deformation of contact layer is equal to initial gap which is proposed in the criterion of penstock. 另外,接触层参数可通过其变形与规范建议的初始缝隙相匹配的原则加以确定。
- The water that enters there gushes through a steel penstock pipe 30 feet in diameter, then swerves into a 13-foot-wide tube leading to the powerhouse. 进入进水塔的水快速通过直径九公尺的进水管,再流入直径四公尺的管子进入发电厂。