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- circular seam of boiler drum 锅筒环缝
- Coals are removed from circular seam of silo so that material section is increased and silo coal blockage is reduced. 采用环式缝隙出煤，增加物料出口截面，改善筒仓蓬煤堵煤现象。
- The paper briefs the development process of fatigue design calculation,indicates the key problems of safe operation and maintenance of boiler drum. 文章简述了疲劳设计计算发展过程,指出汽包安全运行维护的重点问题。
- Recursive least square method was used to adjust the parameters of the PID controller,which was applied in three-element control system of boiler drum level. 利用递推最小二乘法循环调整PID参数,并将该控制器应用于锅炉汽包水位三冲量控制系统。
- A mathematic model for calculating the transient temperature field of boiler drum with inverse method is built and a calculation program is developed with FORTRAN. 本文建立了反推法求解汽包瞬态温度场的数学模型,利用FORTRAN语言编制了温度场计算程序。
- The model is very suit able for the realization of the on-line objects and can be used for the on-l ine monitor of the boiler drum life or the quick-cooling devices of boilers. 这个模型非常适合于在线问题的实现，可以应用于锅炉汽包寿命在线监测系统或锅炉快冷装置中。
- Development of automatic welding machine for welding circular seam of kelly bar 方钻杆环缝自动焊机的研制
- Analyses of Automatic Tracking System on Torch of Boiler Drum Longitude Seam Welding 纵环缝焊机焊头自动跟踪系统分析
- Mathematical Model of Manhole Skirt Transitional Circular Arc Drawing of Boiler Drum Ellipsoidal Head 锅筒椭圆形封头人孔板边过渡圆弧制图的数学模型
- Manufacture Technology of Boiler Drum Head 锅炉汽包封头的制造工艺
- This seam of coal reposes on a layer of clay. 这个煤层处于一层黏土岩之上。
- A seam of ingeous rock crops out at that point. 一层火成岩在那儿冒出来。
- Influence Factors of Welding Quality of Submerged Arc Welding for Circular Seam of Large Diameter Vessels 大直径容器环缝埋弧焊焊接质量的影响因素
- The seam of the coat was pulled. 外套上的线缝被撕开了。
- Material Analysis on Local Water Level Meter of Boiler Drum 汽包水位计材质分析
- The book is a rich seam of information. 这本书是一座丰富的知识宝库。
- They struck a rich seam of iron ore. 他们开出一个富铁矿层。
- I felled the seam of my trousers. 我把裤子的边缝缝上了。
- Analysis of Welding Quality for Circular Seams of MSR 汽水分离再热器环缝焊接质量分析
- Energy-saving Control System of Boiler Drum Drawing Fan Based on Inverter 基于变频器的锅炉鼓、引风机节能控制系统
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
