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The left ventricular meets the optimal efficiency principle at systolic state,we utilize the differ-ential geometry and differentiable dynamics to analyse the model and inverts it to the linear space for optimal control theory solution of optimal efficiency of ejective blood-flow which meets the physiology of optimal efficiency.

结果 在左心室的收缩最优效率原则时候，可应用微分几何与微分动力学数学分析法，将模型转换为线性空间下最优控制理论求得射血流量。

The optimal temperature was 38℃, optimal rotating speed was 200 rmin^(-1), the optimal ratio of oil to water was 1:1, the optimal amount of lipase was 150 U^(-1), and the optimum time for concentrating PUFAs in glyceride was 24 h.

固定化脂肪酶富集鱼油中ω-3多不饱和脂肪酸甘油醋的最适条件是：温度38℃、油水比为1：1、加酶量为150U^(-1)、反应转速为200rmin^(-1)、最佳富集时间为24h。

Furthermore, buckling effect factors and their influence law are exploited. Finally, combining the character of piles foundation with high bridge piers with engineering practice, four optimal mathematic models are proposed and flow diagram of optimization analysis is fulfilled by the computer optimum program. A numerical example is analyzed to get optimal solution by using this program. Meanwhile based on the optimal model with buckling coefficient as the objective function, parameter variables are discussed about their effect rule toward the optimal value of objective function.

最后，针对高桥墩桩基础的特点，在基本优化模型的基础上，根据不同的目标函数建立了相应的优化模型，给出优化设计算法流程图，编制了相应的优化计算程序；并根据高桥墩桩基的工程实际设计了一个数值算例，采用本文编制的优化计算程序对该结构进行优化，得到了优化后的最优解；同时，采用高桥墩桩基屈曲系数作为目标函数的优化模型进行因素分析，初步探讨了参数变量对目标函数最优值的影响规律和程度。

The test established optimal conditions for producing pycnidium that optimal medium was corn powder,optimal temperature was 25-30℃,optimal pH was 7-8.UV irradiation induced the forming of pycnidium.

最适合草茎点霉SYAU-06菌株形成分生孢子器的培养基为玉米粉培养基；最适温度为25-30℃，最适pH为7-8，而且光照有利于产孢，适量的紫外线照射可诱导分生孢子器的形成。

By use of first-order linear expansion of Taylor series, the linearization process of both nonlinear constraints and objective function of long-term optimal scheduling model are performed and an optimal scheduling model based on seccessive linear programming is built; an approach to solve Optimal scheduling of cascade hydropower station problem by seccessive linear programming is put forward, the scale-down factor of iteration step length is used to ensure that the algorithm can converge to the optimal solution of optimization problem quickly and accurately.

通过采用泰勒级数一阶描述形式，对优化调度目标函数和约束条件中的非线性约束进行线性化处理，建立了基于连续线性规划算法的优化调度数学模型，提出了用连续线性规划技术求解梯级水电站优化调度问题的算法，并采用迭代步长的动态比例缩减因子保证算法能快速准确地收敛到优化问题的最优解。

This paper analysised and researched some existing algebra feature extraction method such as KL transformation, singular value decomposition、 Fisher linear discriminant and optimal discriminant transformation. On the base of this、we expound a method which named uncorrelated optimal discriminant transformation to accomplish the face recognition.Uncorrelated optimal discriminant transformation is a improvement of Fisher linear discriminant and optimal discriminant transformation.

本文对一些现有的代数特征提取方法如KL变换、奇异值分解、Fisher线性鉴别以及最佳鉴别变换做了分析和研究，在此基础上我们提出使用具有统计不相关最佳鉴别变换的投影方法来进行人脸识别，它是由Fisher线性鉴别和最佳鉴别变换改进、完善而来的。

It suggests that thepace of proceeding reform should be discretionally adjusted according to social acceptance. The best way is to stick reform intentions to the optimal social acceptance. But the optimal social acceptance also varies with economic growth rate and macroeconomic environment. In searching for the optimal socialacceptance, gradual proceeding is better than radical one. It concludes that the higher growth rate and better macroeconomic environment is, the lower optimal social acceptance is acquired, and the stronger intension can we engage.

作者认为，改革推进的快慢应根据社会的可承受程度&相机抉择&，最好是将改革力度控制在最优的社会可承受程度上不变；改革的最优社会可承受程度也不是一成不变的，它因经济发展速度和其他宏观环境的不同而有所不同，在&寻找&改革的社会最优可承受程度的过程中，&渐进&的改革方式好于&激进&的方式；经济发展速度越快，宏观环境越好，改革所要求的最优社会可承受程度越低，改革的力度就可以越大，经济发展有助于改革的推进。

To our knowledge, reverse phase of high performance liquid chromatography was firstly developed to analyze the metabolites of 7-tocopherol with ideal results. Meanwhile, Gas chromatography/Mass chromatography were used to analyze the structures of unknown metabolites of 7-tocopherol and a main unknown metabolite was identified as a side chain ω- hydroxylate of 7-tocopherol.The kinetic results of of 7-tocopherol reacted in the S9 of male SD-rat liver showed that the optimal time was 45 min; the optimal concentration of S9 5 mg/ml; the optimal concentration of NADPH 1 mM; and the optimal concentration of 7-tocopherol 8 μg/ml. The result of γ-tocopherol metabolized in the S9 of male SD-rat was the best; male Brazil turtle better; and male cobia worst.

本试验首次确立了γ-生育酚代谢物的RP-HPLC分析方法，结果理想且重现性好；用GC／MS对γ-生育酚的未知代谢物结构进行分析，判断其中一种主要的代谢物为γ-生育酚侧链初级羟基化代谢物；γ-生育酚在雄性SD-大鼠肝S9的代谢动力学表明，本实验条件下代谢反应的最佳时间为45min，S9浓度为5mg／ml，NADPH浓度为1mM，γ-生育酚浓度为8μg／ml；发现γ-生育酚在雄性SD-大鼠肝S9中代谢最高，雄性巴西龟次之，雄性军曹鱼最低。

Using this model three competence-deficient pneumococci, which was identified by PCR and transformation experiment, were constructed. It is found different strain has different bacterial optimal density for being induced into competence. The optimal density for strains 1, 2 and 22 was 0.1, 0.08and 0.07 respectively. The optimal condition for transformation is c plus y culture at pH8.0. In c plus y culture at pH6.8, which restrained pneumococci forming transformation naturally, pneumococci could be induced to form transformation by CSP.It is concluded that we could induce different S.pneumoniae by CSP into competence in their optimal density in laboratory. 2. It was discussed the relationship between pneumococcal transformation formation and its opportunistic pathogenesis. Comparing their virulence with that of parental strains by challenging mice intraperitoneally and adhering to ECV-304 cell respectively.

结果表明不同肺炎链球菌株的转化最适菌密度不同，1、2和22号菌株的最适转化密度分别为0.1、0.08和0.07；用于转化的CTM培养基最适为pH 8.0的C+Y培养基；在自然转化下不能诱导转化发生的pH 6.8的C+Y培养基中，使用CSP诱导，也能促使细菌发生转化，只是转化效率较低；结论：实验室条件下，不同细菌在一定菌密度时可利用CSP诱导肺炎链球菌成为感受态发生转化。2、为探讨肺炎链球菌转化对毒力表达的影响，本研究分别通过体外粘附人脐静脉血管内皮细胞ECV-304和体内小鼠毒力实验观察1、2和22号肺炎链球菌和其转化缺陷菌株1t、2t和22t毒力的差异。

Based on the optimal filters, various recursive algorithms of the optimal smoothing estimation under white-noise condition are derived, and problems of reducing storage requirements and computational load for the fixed-interval smoothers are discussed, moreover, optimal smoothers under various noise conditions are proposed, thus, the optimal state smoothing theory is founded.

在最优滤波算法的基础上，本文推导出白噪声情形下的状态最优平滑估计的各种递推算法，讨论了减少固定域平滑的存贮空间和提高运算速度问题，并提出了在多种噪声条件下的平滑估计方法，从而建立了这类系统的状态最优平滑估计理论。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。