查询词典 cylinder

Iii From the point of view of fault diagnosis, the information model is given and the frequency domain, time domain and circular fluctuation characteristic of the cylinder cap vibration signal of diesel engine are analyzed.

分析了样本长度对窗谱校正精度的影响。3、从故障诊断角度出发，给出了柴油机缸盖振动信号的信息模型。

Second, proceeding with the fact thatthe constructing vector wave functions of conventional circular cylindrical and sphericalvector wave functions are linear independent solutions to the electromagnetic field waveequations in biisotropic medium,spectral impedance boundary conditions are proposed forinfinitely long perfectly conducting circular cylinder and sphere coated with biisotropic media,respectively,which generalize the applicable range of planar structures and are suitable toanalyze the electromagnetic problems involving their counterpart structures.

所用的方法是在Fourier变换谱域中的一阶线性微分方程组理论和矩阵技术，提出了适用于Chiral媒质半空间辐射问题的耦合镜像原理(即镜像电流的振幅和相位是由Chiral媒质中的本征左、右旋圆极化波相互耦合来确定的)和适用于研究平面分层Chiral媒质电磁问题的一般性更高的分析方法。

By analytic geometry method and solving quadratic equation,a computer simulation algorithm of digital projection under arbitrary scanning locus was proposed.The algorithm is based on the rules of attenuation of monochromatic X-rays.Through mathematical modeling and computer simulation,digital projections of ellipsoid and cylinder in circular and helix scanning modes are exemplified respectively,which are proved to be correct by FDK and PI-line reconstruction algorithms.

介绍了一种利用解析几何和求解二次方程仿真任意扫描轨迹下的锥束射线投影数据算法，该方法基于单色射线贯穿物体的衰减理论，通过数学建模与计算机仿真，给出了椭球、圆柱两种典型模型分别在单圆、螺旋线扫描轨迹下的投影数据仿真结果，并利用FDK和PI线重建算法进行验证，证明了该种数值仿真方法的正确性。

To verify the validity of the method,the first step is calculation of the currents induced in the infinite long dielectric circular cylinder expoused to pulse EM wave.

首先用解析法计算无限长介质圆柱中脉冲波所引发的电流以验证计算方法，然后对核电磁脉冲照射下的二维和三维非

The equilibrium and stability of an elastic rod with circular cross section under the constraint of a cylinder is discussed.

讨论受圆柱面约束的圆截面弹性杆的平衡与稳定性。

To investigate the characteristics Of irregular wave force on circular cylinder near the bottoms ,a series of measurements have been carried out in wave tank .

本文旨在探讨置於底床附近之水平柱体所受之不规则波力，并在波浪水槽内进行，系列之模型试验以了解波力特性、波力数与周期参数、底床问距比之关系。

For example, figure 1 shows an outer cylinder clevis plated into the lug transition.

例如，图1示意了外筒U形夹的镀层延伸到了接耳的过渡段。

The CLK 200 Kompressor fully equipped with a new generation of 4-cylinder engine reaches a top speed of 223 km/h, ensuring ultra smooth operation.

CLK 200 Kompressor配备了新一代的4缸发动机，最高车速可达223公里/小时，确保超平稳的运行。

The CLK 200 Kompressor fully equipped with a new generation of 4-cylinder engine reach es a top speed of 223 km/h, ensuring ultra smooth operation.

CLK 200 Kompressor配备了新一代的4缸发动机，最高车速可达223公里/小时，确保超平稳的运行。

A cylinder is a hollow tube with a closed concave base that permits it to stand up right.

钢瓶是中空的管道，封闭的底部是凹入的，这样可以直立起来。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。