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Then, the actuator line code is used to study the unsteady aerodynamic characteristics of NREL wind turbine under wind shear inflow condition. Two hub height wind speeds of7m/ s and10m/ s are selected.

然后,采用致动线程序对NREL实验风力机在切变入流下的气动特性进行研究,选取了轮毂高度风速为7m/s和10m/s两种情况。

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When a low-orbit satellite moves under thermal condition, the normal line of the antenna mirror surface turns due to antenna mirror thermal distortion.

低轨卫星在轨运行热环境条件下,不能有效释放热应力的反射镜面将产生热变形,镜面法向偏转可达百μrad量级;

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and do well grow line of business structural adjustment, it is fundamental premise condition.

而搞好种植业结构调整, 是基本的前提条件.

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In this paper, with polygon line hypothesis of τ-u relationship of horizontal restrained condition of foundation, and winker hypothesis of vertical restrained condition of foundation, a new analytical method to calculate thermal stress of mass concrete structure on foundation with biconditional restriction is presented.

本文考虑地基对板的双向约束以及非均匀受力的计算模型,竖向约束采用文克尔假定,水平约束采用折线假定,推导出有关地基上大体积混凝土板的温度应力计算的解析方法。

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The article expressions hull plate bending by line heating by Non-Uniform B-spline, studying the algorithms, including interpolation, boundary condition, etc.

本文主要应用非均匀B样条知识将水火加工船体外板三维表达,对其中涉及到的主要算法,如正算、反算、德布尔算法、边界条件等进行了研究。

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Research on the on-line power monitor system for drill wear based on the working condition of varying cutting parameters

钻头磨损在线功率监控系统的研究&适于变切削参数工况

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On-Line Hydraulic System Contamination Degree Condition Monitoring and Fault Diagnosis in Dredger; thickened waterworks sludge

挖泥船液压系统污染度的在线监测与诊断研究经浓缩的滤水厂污泥

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Favourable Condition for Occurrence of Warm Shear Squall Line in the Surface

地面暖切变型飑线的产生条件及云图特征

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This paper analyzes the condition of shockproof design for the transmission line. Then puts forward the significance of developing database management system.

本文分析了架空输电线路防振设计的现状,论述了开发架空输电线路防振设计数据库管理系统的意义。

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Verification indicate this simulation system can simulate slab heating whole process and optimize slab running velocity and temperature condition schedule of furnace operation and provide on-line control with optimum data.

验证表明,该系统能有效地模拟钢板在炉内加热升温的全过程。可以对炉辊速度和炉区温度进行寻优计算,为在线控制提供辊速及炉温制度最佳数据。

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At the same time, the field data as prior knowledge did a lot of favour to choose soil line and determine the leaf inclination angels, which made simulation results more close to the real condition of study area.

同时,野外实测数据提供了土壤线选择、叶倾角范围等重要先验知识,使得模拟结果更加贴近研究区状况。

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An On-line Detection and Fault Diagnosis System of Power Transformer in Running Condition

电力变压器工作状态在线监测与故障诊断系统

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The influence of pipe forming process, welding procedure and electric system variation on the occurence of porosity in weld Was studied. Then a good condition to get ride of porosity in production line for spiral FiFe welding is created.

本文研究了钢管成型工艺、焊接工艺和电气系统等方面对螺旋焊管气孔产生的影响,从而为焊管生产创造了良好条件。

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Work-pieces treated are with stable quality, bright surface. This line has high productivity and good working condition.

不仅处理的工件质量稳定、表面光洁而且生产率高,改善了劳动环境。

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Along with accounting internationalization advancement, our country must be in line with the international accounting practical convention, combined with our country condition, the mineral resources accounting practice system and basic framework are established.

随着会计国际化进程的加快,我国必须与国际会计惯例接轨,再结合我国国情,系统构建矿产资源会计核算体系及基本实务框架。

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Therefore, using for real time and continuous monitoring of gear wear condition, OLF 1 on line ferrography is of good properties.

因而,OLF-1在线铁谱仪用于齿轮磨损状态的实时和连续监测具有良好的性能。

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The analysis of experiment data shows that OLF 1 on line ferrography is very sensitive to large wear debris, and the size and variety of sample values reflect the variety and tendency of gear surface condition.

试验数据分析表明,OLF-1在线铁谱仪对大磨粒有很强的敏感性,其采样值的大小和变化反映了齿面状态的变化。

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