Presents the structure and principle of 505e digital speed controller and extraction turbine, the realization of autocontrol and operation of 505e digital speed controller.
介绍505e数字调速器和抽汽汽轮机的结构、原理、自动调节的实现及505e数字调速器的使用方法。
Mathematical Model of governing system's dynamic characteristic for condensing turbine, reheat turbine, extraction turbine and power frequency turbine are introduced in this paper.
介绍了研究凝汽式汽轮机调节系统、中间再热式汽轮机调节系统、调整抽汽式汽轮机调节系统及功频电液调节系统的动态特性的数学模型。
It is ripe in technology and doable in practice that one old condensing turbine with proper parameter is remade to be postposition turbine of the back extraction pressure turbine.
选取参数适当的旧凝汽式机组改造为背压机组的后置机在技术上是成熟的，在实际应用上也是可行的。
Objective:To investigate the superiority by using high speed air turbine drill in extraction of impacted mandibular teeth, especially in low mesioangular impaction and horizontal impaction.
目的：探讨高速涡轮机在辅助拔牙，特别是在下颌近中低位及水平位阻生牙的拔除中的优越性。
To enhance the heat efficiency of dual extraction heating turbine, circulating water heating is adopted.
为了提高双抽汽供热汽轮机的热效率，改用循环水供热。
Objective To study the application of high speed turbine bodkin in the extraction of impacted wisdom teeth.
目的探讨高速涡轮钻在拔除下颌阻生智齿中的应用。
The power characteristic of wind turbine is introduced in this paper, then advantages and drawbacks of the three types of existing maximum wind power extraction algorithms are compared.
本文首先介绍了风轮机的功率特性，然后比较了三种现有的最大风能跟踪控制算法的优缺点。
Drying sewage sludge by indirect heating by extraction steam from turbine is the best technology for power generation by sludge incineration because the total cost of sludge disposal is the lowest.
采用汽轮机抽汽间接加热方法干化污泥，污泥处理的直接成本最低，是最佳的污泥焚烧发电技术。
Methods: 150 cases of turbine drill -assisted extraction were compared with orthodox chisel in their reaction after surgical time and the situation of complication.
方法：对150例应用高速涡轮机辅助拔牙的临床观察，与传统的锤凿法相对比，观察其手术时间及术后反应的情况。
The application of dental air turbine in the extraction of impacted wisdom tooth and other alveoplasty surgeries is summarized.
本文总结了高速涡轮钻在各种类型的阻生智齿拔除术及其他牙槽外科手术中的应用。
The device thoughts and modification progress that modified one cylinder with high pressure, condensing steam turbine to a extraction and supplying heater ones are introduced.
介绍将高压单缸凝汽式汽轮机改造为抽汽供热式机组的设计思路及施工改造过程。
We could also use the turbine exhaust, or intermediate steam extraction to meet the heating needs of production and life.
还可以利用汽轮机的排汽或中间抽汽满足生产和生活上的供热需要。
This paper expounded the importance of the vanes to the safety and reliability of operation of the 50 MW extraction condensing steam turbine.
阐明了50MW抽汽冷凝式汽轮机转子动叶片对汽轮机组安全稳定运行的重要性，分析了引起汽轮机叶片断裂的多种原因。
Objective: To comparatively analyze the complications of extraction of impacted mandibular third molars with air turbine handpiece or chisel.
目的：对比两种方法拔除下颌阻生的第三磨牙在术中或术后出现并发症的情况，分析其可能原因及预防方法。
Objective: To comparatively analyze the complications of extraction of impacted mandibular third molars with air turbine handpiece or chisel.
目的：对比两种方法拔除下颌阻生的第三磨牙在术中或术后出现并发症的情况，分析其可能原因及预防方法。
应用推荐