试验设计

The basic diet was added with 0%, 0.05%, 0.1%, 0.2%,0.3%,0.4% Lucta complex acidifier .

试验采用单因子试验设计，共设6个处理，即在基础同粮中分别添加0、0.05%、0.1%、0.2%、0.3%、0.4%乐达酸化剂，每个处理6个重复，每个重复10只鸡。

Then, by iSIGHT, experiment designs are redesigned of 40 kinds of different ""V-type"" folded core. Based on the above, a surrogate models are built for thermal conductibility performance of sandwich panel with ""V-type"" folded core in this paper, and they can be optimized by multi-subject. The numerical simulation function and optimization design method in condition of lightest weight are shown in this paper.

其次，用iSIGHT软件重新设计了40组不同构型的试验设计点，并以此为基础对V型褶皱芯材夹层板的热传导性能构建了可用的代理模型，给出了数值模拟函数和最轻重量条件下的优化设计方法。

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 correlation is analyzed among the variables and the objectives by Ladin hydrocube of DOE Design of Experiment method , the optimal results of the deep sea HOV general performance design are obtained with the requests of design indices being met .

通过拉丁方试验设计方法对设计变量与多学科优化目标的相关性进行分析，最终得到满足性能指标要求的大深度载人潜水器总体设计优化结果。

The first approach was for an optimization of the design variables of sheet forming with the region of the interest moved across the design space and the uniform latin square designs of experiment.

采用均匀拉丁方试验设计方法提取适当的设计参数样本构造响应面近似模型，并不断通过移动和缩放设计兴趣域优化响应面模型优化反演拉延筋参数。

Sampling points were obtained by using optimal Latin hypercube design of experimental method,meantime,in order to improve computing efficiency,application of stepwise regression response surface approximate method in the MDO system of the vehicle crashworthiness and free mode of Body-In-White,the approximate model was optimized by using sequential quadratic programming method.

采用最优拉丁方试验设计方法进行样本数据设计，同时，为了提高计算效率，采用了一种新型的响应面构建方法——逐步回归响应面方法构建了整车耐撞性与白车身自由模态多学科系统的近似模型，利用序列二次规划优化方法对此近似模型进行优化，避免了整车碰撞传统优化设计方法计算量大，在碰撞非线性系统优化中常常易导致收敛缓慢甚至不收敛的缺点，在满足了CMVDR294安全法规的同时，使得白车身的扭转模态值得到提高，汽车重量得到较大程度的减轻。

Design for Manufactory ; Design for Yield ; Parametric Yield ; Global Disturbance ; Tolerance Region ; Acceptability Region ; Uniform Sampling ; Uniform Design for Experiment ; Normal Distribution ; Response Surface Modeling

国家高技术研究发展计划(863计划)；教育部科学技术研究项目可制造性设计；成品率设计；参数成品率；全局扰动；容差域；可接受域；均匀抽样；均匀试验设计；正态分布；响应表面模型

A two factorial trait was designed to study the effect of level of lactic acid bacteria on the quality of rice stalk silages, the experiment material was fresh rice stalk (dongnong 03-8)and lactic acid bacteria.

为探索乳酸菌添加水平对整株水稻秸青贮发酵品质的影响，本试验选用鲜稻秸(东农03-8)为青贮原料和乳酸菌制剂为试验材料，按2×4二因素试验设计，在鲜稻秸中添加乳酸菌进行青贮。

1 Test design (1) testing selected indicators of the mid-point of mine roof displacement volume as a pilot indicators.

2.1.1试验设计（1）试验指标选取巷道顶板中点的位移量作为试验指标。

To detect major gene by statistical methods, there are two advantages: 1 making full use of the present data to improve the efficiency of experimental design and breeding program. 2 serving as the first step of molecular experiment of gene mapping in order to save experimental cost and increase the probability of success.

利用统计方法检测主基因不仅可以充分利用现有的常规育种中所获得的数据，使试验设计和育种方案更加有效，而且可以作为基因作图的分子试验的前提，以节省试验费用和提高效率。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。