When the genetic similarity coefficient is 0.684, B. muica Stapf. and B. humidicola Schweickt. divided into two groups, and group B have no change.
遗传相似系数在0.684的水平上可将巴拉草和湿生臂形草分开，使其独立成群，类群B不变。
Afterwards, we propose a new constant coefficients measurement method in dynamic equation of robot manipulators, this measurement method includes three groups of experiments: group one, let each joint of robot manipulator keep static to measure the constant coefficients in gravity term of dynamic equation and Coulomb frictional torque, group two: let only one joint of robot manipulator move at a constant velocity to measure the viscous frictional coefficient and constant coefficients in effective inertia of dynamic equation, group three: let only one joint of robot manipulator move at constant acceleration at a time to measure constant coefficients in Coriolis and centrifugal term and coupling inertia of dynamic equation.
让操作器单个关节恒速运动，在对驱动系统中传动机构，减速装置和电感系数综合考虑的基础上，这组实验对粘滞摩擦系数及有效惯量中常数系数进行测量。这种测量方法只要求旋转关节的驱动电机施加恒定电压，回转关节驱动电机施加正弦波电压。3。让操作器单个关节恒加速运动，这组实验测量动力学方程中哥氏力、离心力项和耦合惯量项中的常数系数，这种测量方法只要求单个关节匀加速运动，而其它各关节保持静止，这种测量方法虽然要求关节匀加速运动，但不必进行关节角加速度检测，而只需进行关节角位移和角速度检测即可，输入量直接给定为输入电压。
The results showed that length from flag leaf pulvinus to spike base has the largest coefficient of variance of 42.1% and 37.2% in both DS and WW environments, respectively, while the spikelet per spike has the smallest CV of 6.4% and 5.7%. Under different water regimes, spike number per plant, effective spikelet per spike and peduncle length contribute a lot to the stable grain yield. Genetic diversity indices of DTI were from 1.95 to 2.07, with an average value of 2.02. Based on the DTI of agronomic traits, all accessions could be clustered into seven groups, the first and third groups are not sensitive to the water regimes, and the second group is more suitable for planting in dryland.
结果表明：在雨养和灌溉条件下，穗叶距的变异系数最高，分别为42.1%和37.2%，单穗总小穗数的变异系数最低，为6.4%和5.7%；不同水分条件下，植株稳产性主要受单株穗数、有效小穗数及穗下节长的影响；性状耐旱指数的多样性指数在1.95到2.07之间变化，平均值为2.02；根据性状耐旱指数将供试材料分为7个类群，其中第I、第III类群材料表现为对水分条件不敏感，而第II类群材料更适于在干旱条件下种植。
By this theory, Aluminium in liquid Aluminium Cast Iron will form the group of atoms with Oxygen and make Oxygen lose the activity of participating reaction. This shows the decrease of Activity Coefficient of Oxygen in physical chemistry.
根据钝化理论，铝铸铁中的氧会与铝形成原子集团，使氧失去参与反应的活性，在宏观上表现为氧的活度系数降低。
Finite Element Method is an important means of engineering subject and has been proved to be a common method in many subjects. However, disadvantages still remained. During the structural analysis, large amount of high-order units were used in order to ensure the precision of arithmetic solution when using Finite Element Method to do discrete processing. This will cause high order of coefficient matrix of corresponding equation group.
有限元方法是工程学科的重要工具，被证明为在许多科学和工程领域中连续物理系统模拟的一种普遍方法，但缺点是随着工程结构分析问题越来越复杂，在结构分析中，为保证数值解的精度，在使用有限元方法离散处理时，往往要用大量的高阶单元将结构剖分得很密，这时相应的代数方程组的系数矩阵的阶数很高，即使用目前速度最快的串行机来进行求解，费时仍然太多且问题的规模受到内存容量的限制。
In the paper, the writer analyses, discusses and researches the factors which influent the seismic reflection features of all kinds of thin-bedding medium above and, firstly, sums up systemically the laws by which the parameters of the thickness of thin-bedding, the thickness of single layer in the thin-bedding group, the thickness of minor structure, the number of layers in the thin-bedding group, type of incident wavelet, main frequency and decay coefficient influent thin-bedding 〓smic reflection features.
作者在论文中还对影响上述各种薄互层介质地震反射特征的因素进行了详细地分析讨论和研究，首次较全面系统地总结出了薄互层的厚度、薄互层中单层厚度、子结构厚度、薄互层的互层数、入射子波的类型、主频、衰减系数以及地震勘探的采样率等参数对薄互层地震反射特征的影响规律，由此得出以下几点看法和结论
In order to mine knowledge hiden in the structures that does not often changed in the XML document changing history, this paper proposes a method to fiund the frozen structures, then uses a documentvector model composition by a group of frozen structures to represent an XML document, and uses the weighted Jaccard coefficient as similarity, then cluster XML documents based on the relative stable frozen structures which found in the XML document historical change process.
为了挖掘XML文档在历史变化过程中不经常发生变化的结构所蕴含的知识，给出了发现冰冻结构的方法，使用一组冰冻结构组成的文档向量模型代表一个XML文档，并使用加权Jaccard系数作为相似度，利用基于XML文档历史变化过程中相对稳定的冰冻结构对XML文档进行聚类。
The chapter applies successfullythe package R_S_ to obtain the group classification of the nonlinear variable coefficient telegraph equations fu_ = H(uu_x_x + hKu_x, and gives the classification of conservation law with respect to the group of equivalence transformations.
本章成功地利用软件包R_S_获得非线性变系数电报方程，fu_=H(uu_x_x+hKu_x的群分类，并且给出在等价变换群下该方程的守恒律分类。
Some animals were vomiting and getting excited when administered the large dosage and medium dosage injection. The blood sugar elevated, the thoracic gland coefficient lowered, the hepatic cells were cloudily swollen in the animals of large dosage group.
高、中剂量组部分大鼠给药时出现呕吐、易激动；高剂量组大鼠血糖升高、胸腺系数下降、肝细胞有轻中度浊肿。
In Chapter 1, assuming that the coefficient field κ is perfect and the order of the inertia group is coprime to the characteristic of κ, we prove the existence and the uniqueness of the hyperfocal subalgebra of a source algebra.
在第一章中，假设系数域是完全的；在惯性群的阶与系数域的特征互素的情况下，我们证明了源代数的超聚焦子代数的存在性与唯一性。
Results ①In LPS group the partial pressure of oxygen in artery (PaO2) was progressively decreased, while the lung coefficient, the total protein concentration, the total cell counts in BALF were greatly increased, and lung pathology showed severe polymorphonuclear leukocytes infiltration with bleeding and hyaline membranes formation.
结果 ①LPS损伤组大鼠PaO2呈进行性降低；肺系数、BALF总蛋白水平及BALF中细胞总数均明显增加，分类以中性粒细胞为主；肺病理示肺内中性粒细胞大量浸润，伴出血、透明膜形成。
The effect of expansive pellet feed and powdery feed on the growth of European eel and culture water quality has been studied, The result showed that the relative weight gain and daily mean gain of european eel in expansive pellet feed group was lower than powdery feed group. They were 33.34% and 0.67% respectively, but its feed coefficient was higher than powdery feed group.
通过投喂粉状配合饲料和膨化颗粒饲料探讨其对欧洲鳗鲡生长和养殖水质的影响，结果显示膨化颗粒饲料组的相对增重率和日均增重率分别为33.34%和0.67%，低于粉状配合饲料组；但饵料效率高于粉状配合饲料组，为56.58%。
The coefficient correlation between the incidence of symptomatic hypotension and UFV, UFR in the old age group were 0.962 and 0.958 respectively.
将35例维持性血液透析患者分为老年组和非老年组，分别统计其合并症和症状性低血压发生率及各时段症状性低血压数，并与UFV、UFR、UFV/W进行相关分析。
The prostate weight and viscera coefficient has significant difference between elder and younger control group.
泽桂高剂量组血清、前列腺睾酮浓度与对照组差异有显著性。
The case study in this dissertation carried out the research on the same group of subjects at three stages, adopted the research methods of test, questionnaire, classroom observation, and data analysis, contrasted the results got from each stage and found: the differences between FI and FD in the characteristics, which were mentioned in the literature, obviously existed in English language classroom; cognitive test scores of FI subjects were significantly correlated with their scores of College Entrance Examination, but not significantly correlated with their scores of Mid-Term Examination and of Final Examination; meanwhile, the correlation coefficient between cognitive test scores and CEE scores of FD subjects was close to zero while the coefficient between cognitive test scores and MTE scores of them was a relative large negative number, and the coefficient between cognitive test scores and FNE scores of FD ones was between the above numbers.
本文的个案对同一组受试进行了三个阶段的研究，采用了测试、问卷、课堂观摩、数据分析等研究方法，并对各阶段的研究结果进行了纵向对比，发现在外语课堂上场认知风格的特征是明显存在的；而且场独立受试者的认知测试成绩与他们的高考成绩显著相关，但与他们的大学英语期中和期末考试成绩呈非显著相关；同时，场依存受试者的认知测试成绩与其高考成绩的相关系数近于零，但其认知测试成绩与期中成绩的相关系数呈现较大的负值，而认知与期末成绩的相关系数值介于前两个系数值之间。
In this paper, the penalty quadratic mark coefficient and penalty quadratic mark number about alternatives were introduced, and a penalty quadratic mark method was proposed in group decision making.
本文引进各决策个体关于供选方案的惩罚二次评分系数和惩罚二次评分数概念，由此给出一个群体决策的惩罚二次评分方法。
A total of one hundred fifty five bands were obtained by amplification of the polymorphic primer. among which one hundred forty nine bands(96.13%)were found to be polymorphic. of them special bands are eight(5%), amplified fragments are between 50-1000bp, The number of amplified band per palmer pair ranged from 5 to 24, with an average of 12.9, the most bands are amplified by the primer VrZAG67, for 24, the lest are VrZAG47, only 5 amplification bands.(4)By using SSR, 39 cultivars have been ampified, calculation of the similarity coefficient with NTSYS genetic similarity coefficients among all grape varieties ranged from 0.374 to 0.974, Cluster analysis was made with unweighted pair group method for arithmetic averages UPGMA using genetic similarity coeffieientc, at the genetic distance of 0.660, The 39 materials were clustered into 3 groups. the first group include Greaca and Manicure Finger, the second including Muscat Hamburg.
4对葡萄属39个品种及类型进行了SSR扩增，应用NTSYS软件进行遗传相似系数计算，品种间遗传相似系数变异在0.368～1.000之间，利用UPGMA法构建聚类树状图，在相似系数为0.660的阈值下，可将39份材料分为3大类群：第1类包括格拉卡和美人指两个品种；第2类包括玫瑰香、红旗特早、达米娜、玫瑰玉、红玫瑰等；第3类包括京云、奥古斯特、无核早红、巨峰等。
This description based on [references 6～10] and further more established a system of nonlinear periodical coefficient differential equations of driving and vibration of rotor of steamturbine generator, there are six variable parameters coupling with a group of transcendental algebric equations of electromagnetism of generator, forming a unified system.
本文在[文章6～10]的基础上，进一步建立了汽轮发电机转子振动与拖动的非线性周期系数微分方程组，方程组中的六个变参数和描述发电机电磁的超越代数方程组相藕合，形成一个统一的系统。获得了这一系统的方程组的解。得到了一些没有被人得到的电磁参数振动的特性与规律，解决了汽轮发电机转子振动与拖动相藕合的运动稳定性。电磁参数振动的特性由六个变参数所决定，而这六个变参数又随发电机的电磁参数和运行状态的不同而变化，从中找到了一些规律，探索了一些削减电磁参数振动的办法。
Results The average coefficient of gray scale in group E was1.6and there were obvious discrepancy while comparingwith3.3in group C.
结果 实验组患者的平均灰度比为1.6，而对照组患者的平均比为3.3，两者相比差异有显著性。
At given temperature and concentration of denaturant, there exist linear relations between the standard partial molar volume, viscosity B-coefficient and activation free energy of viscous flow and the number of carbon atoms in the alkyl chains of amino acids. Based on these relations. a new method which has been used to calculate these quantities of zwitterionic end group and methylene group CH〓 has been given. The standard partial molar volumes of other alkyl chains of amino acids have also been deduced by using a new group additivity principle. These results lay the groundwork for studies on interaction between the groups of amino acids and denaturant.
当温度和变性剂的浓度固定时，氨基酸在变性剂水溶液中的标准偏摩尔体积、粘度B系数和流动活化自由能与其侧链上碳原子数之间有线性关系，据此提出了计算氨基酸分子的两性端基和CH〓基团在变性剂水溶液中的标准偏摩尔体积、粘度B系数和流动活化自由能的新方法，并利用新的基团加合规则，计算了氨基酸其他烷基链在变性剂水溶液中的标准偏摩尔体积，从而为研究氨基酸分子的基团与变性剂的相互作用奠定了基础。