分组设计

Ultimately,we used quadratic polynomial stepwise regression analysis,according to the correlation coefficient variable size,to look for curcumin with the best ratio of piperine.

利用均匀设计的方法进行分组，检测小鼠眼球血清三酰甘油和胆固醇的含量，寻找姜黄素与胡椒碱的最佳配比。

It provides a scientific appraisal method for the judgement of grouping reasonableness of piston pin and piston hole .

提出了活塞销与活塞销孔配合的可靠度概念及计算方法，可以定量地反映出活塞销与活塞销孔配合达到设计要求的程度，为判断活塞销与活塞销孔分组是否合理提供了一个科学的评价方法。

In the second experiment, the design of tow stype and crossover experiment was still adopted. Experimental subject and grouping method were same as the first experiment.

第二部分实验仍采用随机两阶段交叉实验设计方法，实验对象和分组方法同前，所不同的是进行情绪状态的评估。

Through deducing the representation of the nonlinearity part of the symmetric cipher in Boolean function, the equivalence between symmetric cipher design and Boolean function is verified.

通过推导分组密码的非线性部分的布尔函数表达式，验证了对称加密设计与布尔函数构造之间的等价关系。

Then, the permeability tensor theory is utilized to calculate permeability tensor value of each measured chamber section in order to obtain crack medium three-dimension permeability tensor field.

针对裂隙岩体的非均质性、各向异性特点，本次毕业设计对紫坪铺水利枢纽工程地下洞室开挖后洞壁裂隙结构面进行了几何参数测量和分组，再利用渗透张量理论计算各测量洞段渗透张量值，获得裂隙介质三维渗透张量场。

Southern Cross Pearls were used to design and develop a cross while the Thiers grouping of pearls were used to make a special necklace for the first President of France.

南十字珍珠被用于设计和开发，而跨梯也尔的珍珠分组被用来为法国第一任总统的特别项链。

In the first phase, the thesis divides a whole distribution region into many customer subsets by radius-circle partitioning method, and solves the inventory supplement problem. In the second phase, the thesis introduces improved VRP algorithm to optimize transportation route.

第一阶段以同时优化运输和库存成本为目标，在制定个体最优的补货方案基础上，设计基于遗传算法的径－环分割法对众多客户点进行分组，减小问题规模，同时进一步明确基于整体最优的客户点配送量；第二阶段运用改进VRP蚁群算法对运输路线优化。

In this article,we introduce some me thods on trapdoor s in block ciphers a ppeared in re-cent open documents.

介绍了近年来出现在公开文献上的关于在分组密码中加入陷门的几种方法，并对它们的可用性进行了分析研究，结果证明这些设计方法都存在适用性不强的问题。

The results from an example showed that the unbiased estimate of error variance could be obtained so that polygenic variance and polygenic heritability could not be underestimated. Moreover, the AIC values by using the average of two replications were less than that by using the observations of a replication.

在试验设计为重复内分组随机区组设计时，通过甘蓝型油菜初花期的遗传分析表明：这种方案的试验误差方差估计值无偏性好，可避免多基因方差和多基因遗传率被低估；重复观测值平均数的分离分析的AIC值低于利用单一重复资料的AIC值。

The author suggests some ways to apply the situated learning theory in the elemetary education practice, such as: designing authentic learning activities and curricula ; adopting the learning model of the cognitive appentice ; teaching with scaffolding and coaching ; emphasizing the cooperative or collaborative learning activities; and employing the situated-learning-based multiple computer program teaching and learning.

情境学习理论相当具有启发性与优点，值得国教育界来参考应用，应用的方可为：设计真实化的学习情境与课程、采用认知学徒制教学、进行鹰架协助式教学、重视合作学习与分组教学式教学、以及运用情境式电脑模拟互动多媒体辅助教学等，可供学校教师适时参考应用，如能加以实践相信对於国小教育将有相当贡献与助益。

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。。。。