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Numerical simulations on tip clearance flow in Aachen 1-1/2 axial-flow turbine stages are performed. The formation and development of tip clearance flow and tip vortex and the influences on turbine performances are investigated.

以Aachen一级半轴流透平为研究对象，采用数值模拟手段对不同动叶顶部间隙情况下的间隙流进行了分析，研究了间隙流和间隙涡的形成、发展形式及其时透平性能的影响。

Based on the simulations and evaluations of this method, an efficient FPGA implementation based on IBISS-A-1300 CMOS Image Sensor is presented. The whole architecture was optimized in the pipeline design, tew line buffers instead of large memory to get higher hardware utilization and speed, so it can process Bayer image in real time and create good condition for coding and transmission.

在对算法进行仿真评估基础上提出了基于COMS图像传感器IBIS5-A-1300的图像压缩FPGA实现方案，整个结构采用流水线设计，同时用少量行缓存代替传统的大容量存储，节省了存储资源，加快了运算速率，减小了电路规模，经验证明完全满足对Ba-yer图像实时处理的要求，为后续实时压缩编码和传输提供了有利条件。

With the special contact ability of LS-DYNA, the numerical simulations show the contact relationship between the door and the frame, the door blot and bearing, respectively.

同时，充分利用 LS-DYNA 提供的强大的接触分析功能，真实模拟了抗爆门和门框，门轴之间的接触关系。

Algorithm selection of the first step and setting of the energy integration interval, which are the two factors that affect the success rate of DP block detection, are discussed through simulations.

通过仿真对影响DP块检测成功率的两个因素，即DP块检测算法的选用和能量积分周期的设置进行了讨论。

The results of simulations performed at nearly zero temperature demonstrate that stress-induced phase transitions from body-centered cubic to face-centered cubic and hexagonal close-packed structures take place during the deformation process of both Fe and Ta, and the maximum fraction of FCC atoms varies linearly with the tensile strength, from which we can conclude that a critical stress exists for the phase transition to take place.

低温模拟结果表明，纳米晶铁和钽在变形过程中都出现了应力诱导的相变，其中FCC结构含量的最大值和抗拉强度成线性关系，并由此可以推出相变发生的临界应力值。

The simulations of microstructure evolution at the interface between the superalloy and the bond coat were made through using the software packages of Thermo-Calc and DICTRA. TBC failure mechanisms and the relation between the failure and interfacial reaction were investigated, and some measures of improving the TBC were then put forward.

包括热障涂层结构和成份设计、样品制备工艺及参数优化；显微组织、相结构和成份分布分析；用Thermo-Calc和DICTRA软件对相变和扩散进行模拟计算；分析涂层的高温氧化失效和热震失效机理以及界面反应与失效的关系，对提高涂层寿命的措施提出自己的见解。

From model's simulations, the relationship between infrared brightness temperature and rain rate is obscure.

由 GMS 红外线资料来分析台湾地区降雨时云层的亮度温度，可以大略分析出降雨时云顶的温度分布。

Secondly,this paper makes simulations on PID control,Nonline-PID control and Fuzzy-PID control under step-response and sudden-load change in the case of brush and brushless excitation system.

其次，分别在有刷和无刷励磁系统下，对普通PID、非线性PID和模糊自适应PID三种控制方式在阶跃响应和突变负载的情况下进行仿真，对输出的机端电压进行分析并得出相关结论。

The effectiveness of this cascade control method is demonstrated in simulations and on-line tests.

实验证明该控制方法较为理想，有很高的实用价值。

The feasibility and superiority of the hybrid multicarrier modulation used in the active power filter based on cascade H-bridge converter is verified by simulations and theoretic analysis.

仿真和理论分析验证了混合载波PWM调制策略应用于基于级联H桥变流器的有源电力滤波器中的可行性及优势所在。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。