查询词典 method of difference

With unit integrating and scale conversion, the transpirations determined by lysimeter and L I21600 stoma mete r are analyzed wit h Variance Analysis Method. The results s how that the difference between species is significant (P.05), but t he difference between methods is not significant. It indicates t hat t he scale conversion between leaf level and plant population level based on canopy and leaf area index is successful.

通过单位换算统一和尺度转换，蒸渗池和LI1600气孔计测定结果进行方差分析，表明物种间差异达显著水平(P.05)，测定方法间(蒸渗池和LI1600气孔计)差异不显著；从而说明本研究以叶面积指数和植物冠层盖度为基础，进行叶片水平与种群水平间的尺度转换是可行的。

Learning the method of K-ABC can provide references for compiling our mainland intelligence test.Translate the K-ABC global scales and modify some subtests, particularly modify the cross-cultural achievement scale, form the K-ABC sinitic trial edition. Report the result of the trial research on the difference ability between China children and American children, the difference between simultaneous and sequential mental processes, analyze influence factors on children achievement, family education background is one of the key factors.

利用K-ABC测验结果，分析得出我国儿童和美国儿童在解决部分测验任务上的能力差异，并对此进行了初步分析，还得出了试用样本中的儿童在继时性加工和同时性加工两种加工方式上存在显著差异，以及儿童的家庭教育背景是影响儿童成就水平的因素之一。

In the method of numerical analysis, the spatial part of equation system in strong conservation form is first discretized by conventional central finite-difference approximation and then the system of partial differential equations becomes a system of ordinary difference equations.

本文所建数值方法的基本空间离散格式是中心差分，并用源于Jameson的标量耗散模型抑制数值波动；采用经典四阶龙格—库塔法积分经过空间离散后得到的常微分方程组当残差足够小时的解为稳态解。

We introduce the Lax-Wendroff difference method into the calculation of interconnect transmission lines.An efficient Lax-Wendroff difference scheme with second order accuracy is proposed by considering the structure characteristic of telegrapher's equations.

1引言随着信号频率的增加和部件物理尺寸的减小，互连传输线对电路系统的影响越来越明显，该方面的研究在现代高速VLSI设计中具有十分重要的意义。

The initial-boundary value problem of dispersive equation is a kind of mathematical model, in this paper, it has been followed the ways of other scholars and used a new method and got a new difference scheme. It was a three layers ten-point implicit difference schemes.

色散方程的初边值问题是在孤立波这样的物理现象中抽象出来的一类数学模型，在前人构造的众多差分格式的基础上，使用新的构造方法，给出了该问题的三层十，点隐式差分格式。

A method is provided for panoramic video stabilization by using an angle sensor, which comprises the following steps of (1) obtaining an initial rotation angle by using the collecting unit of the angle sensor before video capturing;(2) allowing the angle sensor to work synchronously with a video capturing device, and obtaining the rotation angle data of each frame of captured panoramic video;(3) if the video capturing device jitters or rotates, calculating the difference between the rotation angle of the current video frame and the initial rotation angle;(4) correcting the current video frame by using the calculated difference in rotation angle, thereby implementing the video stabilization of the panoramic video capturing device.

一种利用角度传感器纠正全景视频采集抖动的方法，其步骤为：(1)在视频采集前，先使用角度信息采集单元获取一个初始旋转角度信息；(2)在视频采集过程中，角度传感器与视频采集装置同步运动，每采一帧全景视频都获取所采这帧的旋转角度信息；(3)如果全景视频采集设备发生抖动或旋转，计算出当前所采的视频帧的旋转角度信息与初始旋转角度信息的差值；(4)利用这个旋转角度信息的差值对当前所采的视频帧进行纠正，实现全景视频采集设备视频抖动的处理。

The characteristic of engine working at different mounting way and different environment is analyzed. Selecting pump pressure, speed difference and its variance ratio as input, and current of pump power control and pressure difference control as output, fuzzy control is adopted to improve the power matching and energy saving control method.

分析了在不同安装方式和不同环境下发动机的工作特性，以液压泵的压力，转速差和转速差的变化率作为输入，泵功率控制电流和负载压差控制电流作为输出，采用模糊控制对动力系统的匹配与节能控制方法进行了优化。

Research makes clear as a result: TC measure has apparent seasonal change feature, average scale is in the biggest April, achieve 230.4km, the smallest Feburary, for 69.5km;TC measure apparent area distributings inhomogenous sex, the area of TC measure occurrence maximum is located in 28.6 ～ 29.5 ° N, 133 ° of 131.1 ～ on the offing of E, and it is to the south of 123 ° E with 12 ° N with south area, TC measure often is under 200km; the TC to different intensity, its measure and intensity luffing have apparent difference, tropical storm (the 24h measure luffing of TS) is the biggest, and typhoon (the dependency of measure of the biggest;TC and intensity is in the 24h intensity luffing of TY) is discrepant below different method, on northwest travel, westing, north model TC measure and intensity show remarkable positive to close, both correlation coefficient achieved 0.93 above, northeast travel and whirly model the correlation coefficient of TC measure and intensity is adjacent 0.6, change direction model the correlation coefficient of TC is in 0.85 or so; in addition, the dependency of TC measure and intensity in its the different level of life history also is put in notable difference, sending exhibition period, the dependency of measure and intensity is best, its correlation coefficient...

探究结果表明：TC尺度有明显的季节变化特征，平均尺度在4月份最大，达到230.4km，2月份最小，为69.5km；TC尺度有明显的区域分布不均匀性，TC尺度出现最大值的区域位于28.6～29.5°N，131.1～133.0°E的海面上，而在123°E以东和12°N以南地区，TC尺度往往都在200km以下；对于不同强度的TC，其尺度和强度变幅有明显差异，热带风暴的24h尺度变幅最大，而台风的24h强度变幅最大；TC尺度和强度的相关性在不同路径下是有差异的，西北行、西行、北上型的TC尺度和强度呈显著的正相关，两者的相关系数达到了0.93以上，东北行和回旋型的TC尺度和强度的相关系数接近0.6，转向型TC的相关系数在0.85左右；此外，TC尺度和强度的相关性在其生命史的不同阶段也存在显著差异，在发展期，尺度和强度的相关性最好，其相关系数。。。

Nutrition solution culture, ICP-AES, the differential centrifugation technique and sequential chemical extraction method, suppression subtractive hybridization , RAPD were used in this thesis to study the mechanisms of copper tolerance and accumulation by Commelina communis grown in copper mine deposit which was reported to be a Cu hyperaccumulator, compared with C. communis grown in normal soil. Several aspects were examined, including: difference of copper tolerance and accumulation between C. communis grown in copper mine deposit and that grown in normal soil; difference of growth and nutrient accumunation between C. communis grown in copper mine deposit and that grown in normal soil under copper treatment; physiological differences between between C. communis grown in copper mine deposit and that grown in normal soil under copper treatment; subcellular distribution and chemical forms of Cu in C. communis; identification of cDNA fragments differentially expressed in C. communis grown in copper mine deposit; genetic diversity and copper tolerance of C. communis, tolerance mechanisms to copper in C. communis are discussed.

中文题名鸭跖草对铜的耐性机理和富集特征研究副题名外文题名 Mechanisms of Cu tolerance and accumulation by Commelina communis 论文作者廖斌导师蓝崇钰束文圣学科专业环境科学研究领域\研究方向学位级别博士学位授予单位中山大学学位授予日期2003 论文页码总数128页关键词重金属污染植物修复超富集植物土壤污染铜污染鸭跖草馆藏号BSLW /2003 /X53 /12 论文以本实验室报道的生长于矿山上的铜超富集植物鸭跖草和生长于正常土壤中的鸭跖草为试验材料，分别运用溶液培养法、ICP-AES元素测定技术、差速离心法和化学试剂逐步提取法、抑制消减杂交技术、RAPD技术研究了矿山和非矿山两种生境鸭跖草对铜的耐性和吸收积累的差异，两种生境鸭跖草在铜胁迫下养分吸收和积累的差异，两种生境鸭跖草在铜胁迫下生理反应的差异，以及铜在鸭跖草细胞内的分布及结合形态研究，矿山鸭跖草差异表达的cDNA克隆，铜对鸭跖草种群遗传分化的影响，从这几个方面探讨了矿山鸭跖草对铜的耐性机理。

By multiple statistic method the report finically decides the competence items, which are factor analyzed into 66 items, 12 factors and further combined into 5 dimensions. Knowledge and skill dimension includes knowledge structure, education concept and psychology tutoring skill; ability dimension includes common ability and special ability; self-concept dimension includes self-situate , self-efficacy and self-supervise; personality dimension includes character and emotion; motivation dimension includes extrinsic motivation and internal motivation. It proved that the questionnaire has good internal consistency reliability, and also has good internal validity and structural validity. It could be offer an effective tool to survey the psychology tutoring competence of university counselor. In the second research, using The Questionnaire for psychology tutoring competence actuality of university counselor to investigated 40 counselors and more than 300 college students from 6 college of Wu Han. It validated three hypotheses, the results show: There existed significant difference in university counselor within the variable of college, major, whether do not have assessed remarkable counselor ,how many years to be a university counselor and whether do not ever joined some training of psychology tutoring, but no significant difference within the variable of sex, age and degree.

研究二运用《高校辅导员心理辅导胜任力现状调查》和《高校辅导员心理辅导胜任力现状调查》对武汉6所高校的40名辅导员和300多名大学生实施调查，以辅导员的性别、年龄、学校、学历、专业，以及担任辅导员的年限、是否参加相关心理辅导的培训和是否获得过优秀辅导员称号为分组变量，讨论不同组别的辅导员各项胜任力水平的差异，验证了三个假设，结果表明：(1)学校：不同高校的辅导员心理辅导胜任力水平存在显著的差异，其中教育观念、外在动机和内在动机等方面差异非常显著；(2)专业：整体上，不同专业的辅导员心理辅导胜任力水平不存在显著的差异，但在教育观念、心理辅导技巧、外在动机和内在动机等因子上存在显著差异；(3)工作年限：整体上不存在显著的工作年限差异，但在心理辅导技巧、特殊能力、自我效能感和情感等因子上存在显著差异；(4)是否参加心理辅导培训：参加过培训的辅导员的胜任力水平整体上高于未参加过培训的辅导员，但并不显著，只在知识结构和心理辅导技巧上差异显著；(5)是否获得过优秀辅导员称号：总体上不存在显著的差异，但获得过优秀称号的辅导员胜任力水平在一般能力和性格两个因子上明显比较高；(6)辅导员的心理辅导胜任力水平与其性别、年龄、学历三个变量上各因子的显著性程度都未达到。05，属于不显著的水平。

In contrast to the ubiquitous rising-sun-with-rays military flag of the Japanese, Chinese banners and ensigns feature a range of designs.

与遍地都是的太阳军旗不同，中国人的旗帜和徽章设计得各式各样。

From their small corner of Feng's Guangzhou headquarters -- a jumble of pink leashes, squeezable rubber steaks, and plastic doggy Santas for Fido's stocking -- Soleil's designers come up with at least five new products a month.

从Feng 设在广州总部的产品展示柜台上可以看到，Soleil的设计师每月至少设计出5件新产品。