模拟数据

Based on design requirements of analog channel of DAQ system,according to actual problems to be solved in high-speed analog channel,such as parasitic parameter of circuit element,source noise and high frequent crosstalk on PCB,research has been carried out.

基于数据采集系统模拟通道的设计要求，针对高速模拟通道中元件的寄生参数、电源噪声和PCB板上的高频串扰等实际问题进行研究。

The data of the pre and post reconstruction of microwave time comparison system is collected and processed. The performance of one-way time transfer of previous system, the digital channel and the analog channel of the reconstructed system are analyzed, and the performance of two-way time comparison of the analog channel and the performance of GPS CV time comparison are analyzed too.

对改造前后的微波时间比对系统和GPS共视比对系统进行数据采集、处理，分析了改造前微波时间比对系统的单向时间传递性能，改造后的数字微波时间比对系统数字通道和模拟通道的单向时间传递性能，模拟通道的双向时间比对性能及GPS共视系统的时间比对性能。

The output of measured value can be analog voltage and BCD code in order to expend function such as data printing, analog indication, grophic recording, computer communication, etc.

具有模拟电压及BCD 码数据输出功能，以便功能扩展。如数据打印、模拟指示、曲线记录、与计算机通讯等。

In this paper, basic investigation on BARI from the aspects of numerical simulation, experimental simulation and signal processing has been done by means of combining forward simulation with inversion.

本文从数值模拟、物理模拟和数据处理三个方面采用正演和反演研究相结合的方式对反射声波成像测井技术进行了基础研究。

Using parameters of states and coefficient, we simulated the branching process of young maize radicel and illustrated the simulation results by visualization method.

利用获取的状态分布函数与分支系数，以单位根段长(10mm)为模拟步长，采用随机模拟的方法，生成的玉米胚根的形态结构数据，最后将其可视化。

The structure data of simulation results at ambient temperature were agree well with the experiments, and the thermal expansivity and bulk modulus of TiO〓 and K〓Ti〓O〓 were obtained.

常温下模拟得到的结构参数能很好的和实验数据吻合。模拟了随温度和压力变化造成的热膨胀系数和体积弹性模量，对本实验室合成的六钛酸钾晶须的性能进行了预测。

Models were verified by using cabbageworm Pieris rapae L.

通过天气模拟模型产生随机的天气数据驱动确定性的种群动态模型，实现了昆虫种群动态模拟的随机化。

Analysis on UPCA model spatial sensitivityAgainst the situation that most urban CA model with no consideration of the spatial scale of data input, taking Changsha as the example, it analyzed the UPCA model spatial sensitivity, drew that the appropriate resolution and the neighborhood structure of Changsha area are respectively 30m and C-1 (taking a cell as radius circular neighborhood).

3UPCA模型的空间尺度敏感性分析针对目前大多城市CA模型在模拟城市空间形态演变时没有考虑输入数据的空间尺度影响，本研究论证UPCA模型模拟长沙市城市空间形态的空间尺度敏感性，得出了应用于长沙地区的适宜分辨率和邻域结构分别为30m和C-1(以一个元胞为半径的圆形邻域)，并基于此空间尺度获取了模型的最佳校验参数。

In the end of the paper, simulating the different energy gamma photons response through the nude NaI crystal detector and getting the response in 137Cs window from the different kinds of radionuclide, such as the response of 238U、 232Th、 40K and 137Cs itself in 137Cs window, getting the response in NaI multi-channel gamma spectrum from different nuclides.

本论文是利用蒙特卡罗方法模拟伽玛光子在NaI多道伽玛能谱响应，本论文介绍了蒙特卡罗方法以及该方法在核物理的应用，介绍了蒙特卡罗方法在计算机中的实现以及一种应用软件—MCNP—4B，最后具体模拟不同能量的伽玛光子在裸晶体NaI中的响应，得到NaI多道伽玛能数据中~(137)Cs窗中天然放射性核素，如~(238)U、~(232)Th、~(40)K，以及~(137)Cs本身在~(137)Cs窗中的响应，得出~(238)U、~(232)Th、~(40)K、~(137)Cs的响应函数。

Finite element software, ANSYS, was used to simulate the loading process on the culvert.

用有限元软件ANSYS进行涵洞受力全过程的数值模拟，并将数值模拟结果与模型试验、模型试验推算出的原型结构应力数据加以对比。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。