实验法

Experimental results show that the error between measurement vibration signal and its theory value is only 2.4%.

实验结果表明：用直流电路法测量得到的声波信号与其理论计算值之间误差仅为2.4%，证明了直流电路法的适用性，解决了目前Lamb波器件的功能材料层的制作工艺均与传统集成电路工艺不兼容的问题。

At present, there are two dominant methods, multidimensional scaling and sketch map , to externalize human s internal cognitive map.

目前，通过实验方法获得人们头脑中认知地图的两种主要方法是手绘草图法和多维标度法。

On the basis of studying law of Farad Electromagnetic Induction and the antenna theories in electrodynamics,We can improve the device — semi-wavelength antenna —which is used for receiving electromagnetic waves and apply it to Farad Electromagnetic Induction Experiment.

在研究法拉第电磁感应定律和电动力学中有关天线理论的基础上，将电磁波的接收装置—半波天线加以改进，应用到法拉第电磁感应实验中去，即能方便直观地验证法拉第电磁感应定律，也能形象地诠释麦克斯韦方程的物理意义。

Then this method was applied to detect the methanol concentration change in the fuel container during the cell's long term discharge. Rough calculation shows that Faradic efficiency of our passive cell system is about 44%.

采用该方法对被动式单电池在长时间放电过程中燃料腔内的甲醇浓度的变化进行了检测，通过实验对此系统的法拉第效率进行了估算，结果表明该被动式直接甲醇燃料电池的法拉第效率可以达到44%。

This thesis introduces a hybrid algorithm to model electromagnetic field in inhomogeneous medium, which combines integral equation method and finite element method.

本文介绍了联合运用积分方程法与有限元法计算三维非均匀介质中电磁场分布的理论方法，并给出了数值模拟实验结果。

Carries on the synthesis experiment, the productdepuration, through the highly effective liquid phase chromatographydetermination content once more, by the highly effective liquid phase,infrared, the ultraviolet spectrophotometric method and so on carrieson the attribute Key word: Ginger flavine; Substitution reaction; Crystal;Synthesis.

再次进行合成实验、产物提纯、通过高效液相色谱法测定含量，以高效液相、红外、紫外分光光度法等进行表征关键词：姜黄素；取代反应；晶体；合成。

So it has made the great progress. The method studied in this research from o-Dichlorobenzene is a ideal route to synthesize 2,4- dichlorofluorobenzene, which has temperate condition easy to control,safe process,low cost and good quality of products; The method of Phase transfer catalysis fluorination without solvent is better than present technology in presence of DMSO as solvent in many aspects; In a word,it is worth being promoted by the domestic correlative factories.

本课题所研究的以邻二氯苯为原料的2，4-二氯氟苯合成路线反应条件温和，工艺容易控制，生产安全，而且产品质量好，是比较理想的合成路线；以季胺盐为催化剂的无溶剂相转移催化氟化法与溶剂法相比具有明显的优势；通过实验确定的工艺条件对工业化生产有重要的指导意义，可提高以邻二氯苯为原料的工艺路线的市场竞争力。

Because one need to search H in the range of 110, 1 and calculate the autocorrelation function many times, the concise formula of autocorrelation function of discrete fractional Gaussian noise is used to improve the processing speed. Simulation results have shown that it can estimate H accurately and more effectively than conventional LMS based on autocorrelation ftinction for both pure fractal signal and noise-corrupted fractal signal.

接着我们研究了在白噪声背景下进行分形参数估计的相关函数法，针对其在计算中需反复使用自相关函数的特点，提出了一种改进的相关函数法，实验表明，改进的方法在精度上几乎没有损失，而大幅度地提高了计算效率。

The pangola grass with different length was throwed by the free body falling method and the passing time was measured using two infrared ray sensors. The calculative terminal velocity V was calculated through the time and distance. The exeperimental terminal velocity V of grass with different length was measured by the floating method.

本研究之目的乃是以盘古拉牧草为研究对象，改变不同长度的牧草茎，首先以自由落体法，利用红外线感测器量测出时间，藉由时间与距离之关系，代入公式得到计算终端速度；其次以浮力法，量测出不同长度的牧草茎之实验终端速度。

In the process of our work, we got the fucose chain from 4 to 7 sacharide (84、87、98、99) in ideal yield and excellent steroseclectivity with linear strategies glycosylation and convergent block synthesis.

实验过程中以较理想的收率及良好的立体选择性，以逐步延伸法与汇聚式合成法相结合合成了从四糖到七糖的岩藻糖糖链84、87、98、99。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。