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- lifting vortex line theory 升力涡线理论
- The Euler equations of incompressible and inviscid fluid are used for control equations of the stern flow field, and the propeller is computed by lift line theory. 选取了不可压缩无粘流体的欧拉运动微分方程作为尾流场的控制方程，螺旋桨则用升力线理论计算。
- When the vortex line is not positioned at the centric Iine of water tunnel, it is found through numerical calculation that this vortex line will move along a trace of approximate spiral in the cross section plane. 当涡线不位于水筒中心线上时,数值计算表明,涡线在水筒截面平面上将沿近似螺旋线的轨迹运动。
- The energy law of yield line theory was applied to the theory of "resistance unit" of flat slab strengthening analysis. 屈服线理论能量法用于无梁板加固分析的“抗力单元”理论、及该理论应用于加固分析的可行性。
- According to the line theory, Fourier transformation of strength distribution function for annular grating image has been obtained. 根据线性系统理论得到环形光栅像强度分布函数的付里叶变换。
- The energy law of yield line theory was applied to the theory of “resistance unit” of flat slab strengthening analysis. 屈服线理论能量法用于无梁板加固分析的“抗力单元”理论、及该理论应用于加固分析的可行性。
- The wake geometry is obtained through iteration by satisfying the condition that free vortex lines are consistent with the local streamlines. 尾涡面上的自由线涡方向应与当地流线方向一致,通过迭代满足这一非线性边界条件的确定尾涡的形状。
- The paper analyzed an S-band single ridged waveguide antenna used for near field measure by FDTD method and microwave transmition line theory. 本文采用FDTD方法以及微波传输线理论对一个用于近场测量、工作在S波段的单脊波导天线进行了分析。
- Based on the transmission line theory,the shield efficiency calculate formula of folder-filler formed by metal silk screen is established. 基于电磁屏蔽的传输线理论，提出了以金属丝网为原材料的褶皱芯材结构电磁屏蔽效能的计算公式。
- This paper discusses induced current/voltage formulas for the field-to-transmission line coupling calculation using the transmission line theory. 采用传输线理论,提出有损耗地面的情况下外电磁场对近面有限长导线的感应电流和分布电压的公式。
- This paper proposed the method of lightning overvoltage real-time monitoring of generators, which has combined the multiconductor transmission line theory and FFT. 本文提出的大型发电机雷电过电压在线监测分析方法，采用实时性较好的信号测量方法，将多导体传输线理论与快速傅立叶变换相结合进行信号处理和计算，具有一定的现实意义。
- My muscles are sore from lifting weights. 我的肌肉因为举重而感到酸痛。
- Yao Dong agrees that the real status of the Ryukyu Islands may help to completely nullify the middle line theory and will eventually help China to solve the East China Sea conflict from the bottom. 其一是要大幅地减少中国的农民人口；其二是要放弃农产品自供自给的保护主义，以工业产品出口换取农产品进口；其三是大量廉价地向农民提供知识教育。
- On the basis of experiments the axial vortex in pump system is analyzed and calculated, the vortex line formulas of planar, cylindrical and axial vortexes are given, and their vortex lines aregraphed. 在试验研究的基础上，对泵系统轴向涡流进行了分析计算，给出了平面涡流、柱面涡流和轴向涡流的涡线计算公式，并绘出了它们的涡线。
- He ruptured himself lifting a bookcase. 他抬书柜时出现了疝。
- Inspecting the traditional Chinese painting goal is with the line free sketch, the personalization performance, and a profounder spirit that contains and manifests the line theory. 线的书写论，是从“书画同源”、“以书入画”到“一画说”的考察中分析出中国画用线的书写性追求、个性化表现，及更深邃的精神蕴涵,体现出用线理论的深化。
- It's quite an effort to lift this heavy box. 抬起这只沉重的箱子要花费相当大的力气。
- She (was) whisked up to the top floor in the lift. 她乘电梯迅速到达顶层。
- This paper,using the transmission line theory,analyzes the effect of transmission line terminal load of coaxial cable in regional computer network on the performance of the computer network. 本文用传输线理论分析了计算机局域网中同轴电缆传输线终端负载对网络工作性能的影响.
- He did his back in lifting heavy furniture. 他在抬沉重的家具时扭伤了腰。
