查询词典 on-line testing

The paper describes a method of harmonics measurement based on DFT,analyses characteristic of different window function and its influence on harmonics testing,and Blackman window is used to increase measurement precision.

详细地介绍了基于离散傅里叶变换的谐波测量方法，分析了不同窗函数的特征及其对谐波测量精度的影响，并依据军用电站谐波测量特点采用布莱克曼窗提高测量精度。

One thing I do know: If I were to purchase one or fifty of these notebooks, I would insist on first testing with additional RAM, and if it were a bulk purchase, I would want additional opinions on the keyboard.

"一件事，我知道：如果我要购买一个或50的这些笔记本，我会坚持对首次测试与额外的RAM ，如果它是一个批量采购，我希望更多的意见，键盘上的"。

On software testing document template, the actual application of time, as long as slightly modified on the trip.

有关于软件测试方面的文档模板，在实际应用的时候，只要稍微修改就行。

At present there is no POCT instrument using TRFIA technique at home and abroad, so the time-resolved fluorometer based on immunochromatography described in this paper is developed on the basis of time-resolved fluorometers and it has the advantages of both the immunochromatography and TRFIA.

针对目前国内外尚无采用时间分辨技术的POCT（Point-of-Care Testing）分析仪的现状，本论文将时间分辨荧光免疫分析和免疫层析两种技术的优点相结合，研制了一种基于免疫层析技术的时间分辨荧光免疫分析仪。

Based on these, research was continue to be conducted on direct testing of high power laser beam quality factor.

在这基础上，又进一步开展了大功率激光光束质量因子直接测量技术的研究。

Based on the spaceflight technology innovation program of"Research on the Testing Method of Reliability----Research on the Fault Diagnostic Expert System and Neural Network"and the Pre-Research Defense Projects of"Research on longevous service and high reliability of Satellites"of the National tenth-five-year plan, taking attitude control system of a satellite as object, the theories and the applications of the neural networks and expert system in the fault diagnosis are studied in this dissertation.

本文以航天技术创新基金项目&可靠性试验方法研究——故障诊断的专家系统神经网络技术研究&和国家武器装备&十五&预研项目&卫星长寿命高可靠性技术&为背景，以卫星姿态控制系统为研究对象，在理论和实践两个方面对神经网络和专家系统相结合的故障诊断技术及其在卫星中的应用进行了研究。

Place all testing devices on the testing machine in the following order: bearing plate, emery cloth (with the granular surface facing upward), the resilient pad to be tested, emery cloth (with the granular surface facing downward), short rail (make sure the short rail is placed within the action area of the resilient pad to be tested).

把试验装置安放在试验机上，安放顺序为：支承钢板、砂布、被测弹性垫层、砂布、短钢轨（确保短钢轨放置在被测轨下弹性垫层起作用的区域）。

Because there is no standard of fracture mechanics experiment for rocks, before applying the new method to study anti-plane shear crack, testing experiments had been carried out by using it on universal testing machine Instron 1185 to measure the values of Kic and Kiiic for rocks (Black Gabbro, Carrara Marble, Tennessee Sandstone), which had been obtained by using other experiment methods and technology before.

因为对于岩石还没有相应的断裂力学实验规范。因此在把本装置用于岩石反平面剪切裂纹研究之前，先用它对已经用其它技术测定了断裂力学常数，K〓，的岩石(Black Gabbro，Carrara Marble，Tennessee Sandstone)在Instron 1185万能试研机上用该装置进行了相应的K〓，K〓等测定。

In consideration of the chain grate stoker with steam capacity of 20t/h,based on experimental testing data,a fast modeling with step input,was set up by calculating transfer function on step response curve,gets model parameters on "two-point method" on the first,and then modifies those parameters with "curve fitting method" through MATLAB/SIMULINK software,proves that the combination of "two-point method" and curve fitting mothod...

对阶跃响应曲线先采用&两点法&得出模型参数，再采用&曲线拟合法&对模型参数进行修正，从而实现系统动态特性建模。着重讨论了针对阶跃响应曲线，在&两点法&建模的基础上，进一步采用在MATLAB/SIMULINK软件环境下&曲线拟合法&对模型进行修正，发现&两点法&与&曲线拟合法&相结合的方法可以更准确地对系统进行建模。此方法可为锅炉燃烧优化设计、热力系统仿真研究提供热工对象理论模型，也可用于控制系统调试时控制参数的预选择。

Based on the testing analysis of microcosmic digital image, there are smaller Fissions, higher density and even distribution under high confining pressure than under low one. Microcosmic damage mechanics of rock cracking under high confining pressure and hydraulic pressure is given. Reliable testing basis is offered to analyze further failure and stability of the noncircular cave surrounding rock under high confining pressure and high hydraulic pressure.

通过微观数字图像试验分析发现，高围压条件下大理岩断口裂纹长度小、密度大、分布相对均匀，给出高水压高围压作用下岩石破裂产生的微观损伤力学机理，为进一步分析高围压高内外水压条件下非圆形洞室围岩失稳破坏机理提供了可靠的试验依据。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。