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By means of simulation, the effects of slip length and shear rate on pressure drop and first normal stress were investigated.

考察了滑移段长度和剪切速率对压力降和第一法向应力差的影响。

Based on rain drop size distribution data measured in Qingdao, Guangzhou and Xinxiang, the radar reflectivity factor Z for spherical rain drops, the radar reflectivity factor Z〓 and differential reflectivity Z〓 for oblate ellipsoid rain drops have been calculated.

基于雨致交叉极化理论，提出了雨致交叉极化的二阶小变量近似方法以及新的雨致交叉极化预测模式，与其它模式和实验数据比较表明，该模式更能反映波的极化特征，较其它模式有一定的改进。

I wish you wouldn't drop your cigarette ash on the carpet.

要记得好好感激，因为他是你人生的转折点。

Looking at which Ye YE on the boat drift in the distant sea, let you think you are really just drop in the ocean.

望着那一叶叶扁舟在遥远的海平面上随波逐流时，让你觉得自己真的只不过是沧海一粟。

Simulation results show that the doping profile and width of P base region are important to the on-state voltage drop of Gate Controlled Thyristor.

模拟结果表明，P基区的掺杂浓度和宽度对门极换流晶闸管通态压降有着重要的影响。

Compared to the CT-IGBT, the ACT-IGBT has a lower on-state voltage drop and a larger forward bias safe operating area.

新结构比常规槽栅IGBT具有更低的开态压降和更大的正向安全工作区。

First, the finite difference was used to solve numerically the coupled Navier-Stokes equation and the convective-diffusion equation for surfactant in a orthogonal body-fitted coordinate system. The effect of surfactant on the flow field inside and around the deformed drop was successfully simulated.

本文在正交贴体坐标系下采用有限差分方法，对不可压缩流体的Navier-Stokes方程和表面活性剂的对流—扩散方程耦合求解，从而首先模拟了表面活性剂对单液滴运动的影响。

A balanced gun with drop forward is key, so make sure you have one on your paintball gun that is comfortable for you.

一把重量平衡的枪很重要，所以要确定你用的枪是你可以拿的很舒服的。

The analysis of the optical signal transmission characteristics and the physical parameters provides the theoretical foundation for optimizing the design and improving the performance of AWG; and the optimizing design numerical value calculation method solves the complex problem of the optimizing design of the AWG, it can also provide a way for AWG computer aided design system; the AWG optical signal processing analysis provide a way for optical signal Fourier transform, serial and parallel transmission, circle shift, matrix transform and differential processing; the optical signal processing characteristics of AWG develop AWG to use for new field, and the optical signal processing will play an important role on all-optical networks in the future; by the definition of the wavelength transform matrix of the AWG, the signal output positions that come from these input signals of the different wavelength or the same wavelength but the different input ports and carrying different signals can be accurately determined, and the wavelength transmission matrix plays an important role for analyzing the routing of the complex optical network, or designing the network nodes such as the optical path add/drop multiplexer and optical cross connect device; the wavelength transmission matrix also provides a method for monitoring and managing the wavelength transmission of the optical network nodes; e analysis of the AWG' OXC node structure and wavelength routing provides a way for realizing the OXC, especially for multi-path/multi-wavelength OXC and the intelligence node of the optical networks; by the studying of the control plain characteristics, router, traffic engineering, program and the improved arithmetic of the wavelength routing, the method for realizing the GMPLS' OXC optical transport network is provided, and it play an important role for the study of the automatic switched optical network; the time-frequency analysis can provide more information about the dispersion and energy changes of .the pulsed light transmission in the singlemode fiber, it also provides more useful parameters for analyzing the dispersive accumulating and dispersive compensating.

AWG光信号传输特性与相关参数的分析，为进一步优化设计AWG及提高其性能提供了理论依据，而优化设计计算数值方法解决了AWG优化设计计算的复杂问题，为进一步建立AWG的计算机设计系统提供了基础；AWG光信号处理的特性分析，提出了AWG应用的新领域，为光信号的傅立叶变换、串并传输、循环移位、矩阵变换、微分处理等提供了一条途径；波长传输矩阵变换关系的建立，不仅得到了确定多路AWG每路信号从输入端口到输出端口的准确输出位置的方法，而且在分析应用AWG实现复杂的光通信网络路由的连接、特别在设计分插复用器和交叉连接器等网络节点时有重要的作用，能有效而准确地确定波长的路由关系，为实现节点波长传输路由的监控和管理提供有效手段；基于AWG的OXC结构和波长路由的确定为实现OXC技术、特别是多路多波长的OXC和光网络的智能节点技术提供了有效的方法；控制平面的特征、路由器、流量工程、程序及改进的波长路由算法的研究实现了基于GMPLS的OXC光传送网络的控制平面，为建立自动交换光网路提供了一定的基础；时频分析可以更直观和更清晰地描述脉冲信号在单模光纤中传输色散和能量的变化，为色散积累和色散补偿提供有效的分析参数。

About a week after these measures had been taken, one night, as the superintendent of the watch, who had been inspecting the lower dormitory in the Batiment-Neuf, was about to drop his chestnut in the box--this was the means adopted to make sure that the watchmen performed their duties punctually; every hour a chestnut must be dropped into all the boxes nailed to the doors of the dormitories-- a watchman looked through the peep-hole of the dormitory and beheld Brujon sitting on his bed and writing something by the light of the hall-lamp.

大致在采取这些措施以后一星期光景，有个晚上，一个巡夜的狱监，在巡查新大楼下层的宿舍并正要把他的栗子丢进栗子箱时？？这是当时用来保证狱监们严格执行任务的方法，钉在每个宿舍门口的那些箱子里，每一小时都应有一个栗子落进去？？那狱监从宿舍的侦察孔里望见普吕戎正曲腿弯腰地坐在床上，借着墙上的蜡烛光在写什么。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。