查询词典 experimental method

The experimental study on energy dissipation for Yuanmanguan Power Station was carried out by the hydraulic model test, put forward a new energy dissipator style and its designing method on five crest spillway flood for arch dam.

利用水工水力学模型试验研究方法对圆满贯工程泄洪消能问题进行研究分析同时，为百米级拱坝在五表孔布置方面，提供了一种全新的泄洪消能工体型与设计思路，即采用宽尾墩窄缝纵向水舌与连续鼻坎横向扩散的布置形式，可以使水舌在纵向与横向实现全范围的扩散，消能率提高，适应不同运行方式需要的同时，缩短了RCC拱坝施工工期，节约了工程总投资。

So, in chapter 2 we discussed the basic principle of AFM based single molecule force spectroscopy, including the immobilization method of the samples to be investigated, the experimental control of single molecule detection and the standard for the distinguishment of single molecule detection.

因此，在论文的第二章专门讨论了基于AFM的单分子力谱仪的工作原理。

The purpose of the research is: 1 to make the distinguishment of these hybrid rice combinations and their parents; 2 to establish a set of screening pictures and DNA fingerprint map concerning these super hybrid rice combinations and their parents; 3 to find a convenient method for identification of rice seed purity.In this study, 144 SSR primer pairs distributing in 12 rice chromosomes were used to detect the experimental materials.

本研究通过SSR分子标记技术分析进行超级杂交稻先锋和苗头组合的鉴定，获得以下结果：(1)对分布于水稻1-12号染色体的144对SSR引物进行了筛选，有47对能够在实验材料中显示较好的多态性通过，占检测引物的32.6％。

Theoretical analysis and experimental results show that distortional multi-table joining index is an efficient method for multi-table joining in data warehouse.

理论分析和实验结果表明，该方法可以有效地提高多表连接的查询效率。

The experimental study method is presented to obtain the expressions and distribution curve of air-cushion pressure.

给出不同盘槽位置角气垫压力的计算公式和气垫压力的理论分布曲线，引入气垫压力的实验研究方法。

On the basis of experimental research, this thesis applies 2-dimensional non-linear finite element method to the analysis of transient temperature field on the section by means of relatively high precision triangular element of six joints. When the temperature field is analyzed, finite element reseaus are divided in space field and finite difference reseaus are divided in time field, and then the program is compiled. The computing results are in good agreement with the test data. It indicates that the program is stable and precise.

在试验研究的基础上，本文采用精度较高的三角形六结点单元对构件截面二维非线性瞬态温度场进行了有限元分析，即在空间域内采用有限元网格划分，在时间域内采用有限差分网格划分，据此编制了计算程序，计算结果与试验数据符合较好，程序稳定性好，精度满足要求。

These experimental results indicate that the DNP technique is apowerful method to study organic solid materials containing unpairedelectrons.

利用DNP技术对碳纤维和中国煤样品进行了DNP增强下的固体高分辨NMR研究，DNP直接增强下采得的谱表明在这些样品中未配对电子局域于样品的芳环上，说明DNP方法是研究含自由基有机固体材料的有力手段。

Hot alkaline solution cleaning-floatation three phases separation method was used to reclaim the crude oil of tank bottom oily sludge with mass fraction being 30.2% of oil obtained from Haoxian combination station of Shengli oil field. The suitable experimental conditions for doffing of the oil were studied.

针对含油质量分数为30.2%的胜利油田郝现联合站罐底油泥，采用热碱水洗涤－气浮三相分离处理技术回收罐底含油污泥中的原油。

We use the Taylor series expansion method to get the second-order approximate expression of the confidence region of the parameters, and then according to the principle of minimizing the volume of the confidence region, this paper carries out experimental design for the regression model, and then fixes the point range in the domain of definition of design variable for the model function so as to select the designing point, which can minimize the volume of the confidence region.

文章首先计算指数族非线性模型的回归参数β在1-α置信水平下的置信域的体积，为了便于计算，需把置信域投影到切空间中去，投影后的置信域是一个椭球体，用Taylor展开方法对此椭球体的体积进行二阶近似，推出原参数置信域的体积的近似表达式，然后对回归模型进行试验设计，根据置信域体积最小准则，在模型函数的设计变量的定义域上确定点列，选取使置信域体积达到最小的设计点。

The main results that have been accomplished in the paper are listed below: 1. Accumulated lots of experimental data of life-parameter signals with the equipment of detecting the wounded. 2. Provided a method of frequency domain signal integration based on FFT to detect non-contact life-parameter signals. 3. Built up an algorithm of lifeform identification which was based on the time and the frequency domain analysis of life-parameter signals. 4. Developed an application software of life identification for the wounded detecting equipment system S2000?

取得的主要研究结果有：1、用现有的伤员探测实验平台采集了大量生命参数信号，积累了实验数据，为信号处理及信号特征提取研究打下良好的基础；2、提出了基于FFT频域积累的方法进行非接触生命参数信号分析与检测；3、综合时域、频域中生命参数信号特征分析的实验结果，形成生命体识别算法；4、为52000—l型伤员探测装备样第2页第四军医大学硕士学位论文机研制了伤员探测生命体识别软件系统。

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。