查询词典 secondly

Firstly, according to the difficulties in the optimization of chemical engineering and the intrinsic disadvantage of deterministic optimization algorithms, this work analyzed the importance and advantage of stochastic algorithms, and proposed some important aspects in research on them. Secondly, genetic algorithm was applied to two problems of data driven modeling, one of which was combination problem, the other was mixed integer nonlinear programming. Thirdly, systemic investigations were made on the basic structure, dynamic behavior and modifications of particle swarm optimization. Lastly, two kinds of proposed PSO algorithms were applied on calculation of phase equilibrium, which is nonconvex optimization.

本文首先根据化工优化中存在的困难和确定性优化算法内在的缺点，分析了随机优化算法的重要性，并提出研究随机优化算法应注意的问题；其次，将遗传算法应用于两个数据驱动建模问题，一为组合优化问题，一为混合整数优化问题；再次，从粒子群优化算法的基本结构、运动行为、改进方法做了系统的研究：最后，将提出的两种改进粒子群优化算法应用于相平衡计算问题，为非凸全局优化问题。

In addition, the transition from statistical optimization of simulated annealing to deterministic optimization of simplex method is also taken to shorten run time. Secondly, two methods are used to automatically synthesize cell-level analog circuits, which include equation-based method and simulation-based method.

具体来讲，采用对解空间进行划分、并多区间优化的方法来解决多维下降单纯形算法的全局优化问题；采用求解好的迭代起始点、并由"统计优化"向"确定性优化"过渡的方法来加速模拟退火法的收敛速度。

Secondly, a joint pricing and capacity allocation model is formulated considering bulk demand. Chance constrained programming is used to transform the stochastic model. Numerical examples show our model and method is more near the simulation results than the deterministic programming and bigger learning coefficient leads to higher profit contribution.

接着，建立了考虑批量需求的BTO模式下制造企业定价与能力分配的集成模型，利用机会约束规划方法对此随机模型进行转化和求解，算例仿真表明机会约束规划方法较确定性规划方法更好地反映了随机连续需求的分布和波动特征，其期望利润贡献与仿真结果更接近；学习效率越大，最优价格越低，接受订单数量越多，期望利润贡献越高。

First, the contributing degree of indices and their mean can be solved by means of the theory of contribution degree; secondly, the deviation of weights from the mean of these weights is determined according to the deviation of contributing degree of indices from the mean of contributing degree. Based on this, the formula of solving weights can be derived.

用贡献度理论求得各指标的贡献度，并求其均值；以各指标的贡献度与均值的差为参考，确定相应指标的权与权均值的差，并以此为依据建立权值的求解公式，求得相应指标的权。

Secondly, in terms of teaching cognition, It includes the devisal of teaching activities and the evaluation of class management.

二、教学认知方面：包含了教学活动设计与班级经营的考量两部分。

Secondly, preparation of concrete with low-quality diabase and fine sand as aggregates and its basic performance are mainly studied through experiment.

本文结合实际工程，立足于降低工程所需混凝土配制成本和提高地产建筑材料的利用水平，对使用低品质辉绿岩和细砂配制系列混凝土进行了试验研究。

Secondly, focus is on synchronic study of language, rather than on diachronic study of language.

其次，重点是同步研究语言，而不是在历时研究语言。

Secondly, with the reference of the fuzzy properties of FD and the severe defaults of two-value logic model, FL is introduced to design a general Fuzzy Logic Fault Diagnostic program. This program is used in Fuzzy Pattern Recognition of fuzzy logic diagnostic model.

鉴于故障诊断的模糊性和二值逻辑的严重缺陷，引入模糊逻辑，编制了一个通用模糊诊断程序，对基于模糊逻辑的诊断模型进行模糊模式识别，根据用模糊语言表述的故障征兆，得出发生各种故障的隶属度。

Secondly, to diagnosticate pinpointedly and manage promptly transformors defaults, in combine to instances, this thesis summarizes the character and manage of those defaults resulted from improper maitenace or overload, summarizes the character and manage of those defaults resulted from multipoint ground, specialy dissertates the measuring routine of and the routine of.

接着，以变压器故障为对象，以准确诊断、快速处理故障为目标，结合有关实例总结了维护不当或过负荷诱发故障的特点、处理办法，结合有关实例总结了铁心多点接地故障为对象的特点、处理办法，并重点论述了铁心多点接地的诊断流程和气相色谱的分析流程。

Secondly, it draws on "dialogism" to analyze how Bakhtin construct the inner sociality and dialogicity of "utterance" and its inspiration of post-structuralism furthermore.

其次，探讨Bakhtin如何以对话主义建构「表述」的理论基础，并进一步思考Bakhtin对於「表述」的说法与后结构主义主体理论之关联性。

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％。