采用多目标、多约束的优化方法，以悬臂施工主梁的斜拉桥为例，建立了施工阶段的优化模型，并给出算例。
Based on the cable-stayed bridge using method of cantilever, the paper establishes the optimization model of construction phase with multi-objective and multi-constraint and gives the example.
针对R-C系统的特点，考虑轴外渐晕的影响，推导出主、次镜内遮光罩尺寸设计的约束公式。
The constraint formulas for designing the geometries of primary baffle and secondary baffle are deduced when taking account of vignette of R-C system.
每个约束子结构的运动，由保留的自由界面主模态和剩余惯性释放附着模态表出。
The motion of each constrained substructure is represented by the free-interface normal modes that is kept and by the residual inertia relief attachment mo-des.
将微分进化算法扩展到可求解混合变量、有约束的船舶主尺度优化问题。
In this paper, the DE algorithm was expanded to solve the mixed variables, restricted principal dimensions optimization.
为了解决起重机箱形主梁优化设计中的多变量、多约束问题，提出了一种新的基于混沌序列的粒子群优化算法。
To solve the problems of the multi-variables and multi-constraints in crane main girder optimization design, the paper proposes a new particle swarm optimization algorithm based on chaos series.
词汇功能语法则从功能结构、主目结构和组构成分结构的层面对约束做了定义。
LFG defines binding at the level of functional structure as well as argument structure and constituent structure.
这些衍生品合约，无论是哪种类型的场外交易，都具有法律约束力，并且受到普遍采用的国际掉期及衍生工具协会（International Swaps and Derivatives Association）主协议的约束。
These derivatives contracts, no matter how over-the-counter they are, are legally binding and guided by the universally-applied International Swaps and Derivatives Association Master Agreements.
用平均法研究了含预紧弹性约束的单自由度系统在简谐激励下的主共振及其稳定性。
The primary resonance and its stability of a harmonically forced oscillator with a pair of symmetric setup elastic stops are studied in this paper by means of average approach.
围绕主镜的设计约束条件，本文主要介绍了主镜材料的选择和几个典型结构参数的确定。
Around design requirements of the primary mirror, the article mainly introduces the process of the primary mirror material selection and some structure parameter's decision.
分析结果表明，优化后的主溜板在满足最大变形约束要求下，第一阶自然频率提高31.2%，材料节省7.8%。
Simulation with the optimized tool slide shows that the first order natural frequency is increased by 31.2% and material savings of 7.8%.
分析结果表明，优化后的主溜板在满足最大变形约束要求下，第一阶自然频率提高31.2%，材料节省7.8%。
Simulation with the optimized tool slide shows that the first order natural frequency is increased by 31.2% and material savings of 7.8%.
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