查询词典 constraints

Based on the ICM (independent continuous topological va riables and mapping transformation) method, a unified sm ooth model with weight objective and stress constraints was established for the topology optimization design of continuum structures.

基于独立连续拓扑变量及映射变换的拓扑优化方法应用于连续体结构，建立了统一的以重量为目标、考虑应力约束的连续体结构拓扑优化模型。提出基于综合评价的高效单元删除准则及算法。

For inheriting the dynamic constraint information of the multibody simulation model, topological configuration of the multibody simulation model was built, and simplified constraint form was put forward with the topological mapping of the multibody simulation model in the heterogeneous systems. To transform the information of the multibody simulation model, the offset matrix which transformed the location and orientation of constraints and the matrix which transformed the location and orientation of parts were computed.

利用多体动力学仿真模型在异构系统的拓扑映射，建立多体动力学仿真拓扑构型，提出仿真模型动力学约束的约束简型表示法，实现动力学约束信息的关联继承，并通过约束偏置变换矩阵和构件位姿变换矩阵的求取，驱动多体动力学仿真模型构件和约束位姿的自动调整，实现多体动力学仿真模型的动态转化。

According to the specific features of AEC industry and info levels of AEC product, concepts of drawing cell, granularity of DC object and collaborative links are introduced to realize the CAD info integration, which maps the geometrical and topological constraints of product info into inner-correlation and outer-hyperlink of DCO.

文中针对工程设计的特点和工程产品的信息结构层次，通过"图元对象"概念的引入、图元对象粒度的建立和协同链接集成，在图元对象的内部关联和外部链接两个层次上建立了工程产品CAD信息集成模型。

Therefore, in order to guarantee the QoS requirements of each user, we proposed novel power allocation schemes to i minimize the maximum outage probability over all users, and ii to maximize the minimum rate under the outage probability and total power constraints.

由于每个用户的信道状态不同，采用传统的平均功率分配策略并非最优，为了满足用户的QoS要求，首先建立了在总功率受限条件下最小化最大用户中断概率的功率分配方案。

Unlike the conventional indirect method, it can directly implement the generator field and armature current limits accurately, thereby assuring power flow convergence and voltage collapse point identification during tracing the PV curve when generator limits constraints are considered. The critical limit constraint equation is introduced in the corrective stage of the continuation method as the additional equation to solve the limit induced bifurcation point accurately.

给出新的发电机电流极限约束的直接处理算法，解决了计及发电机电流约束时，潮流难于收敛和不易精确求出电压崩溃点的问题；对不易精确求得的极限诱导分岔点，通过在连续潮流法的校正步骤中将关键的极限约束方程作为附加方程来快速而精确地求解。

This study was designed to examine kicking patterns' transition of children as a function of environmental constraints and age-differences.

本研究旨在探讨工作限制对儿童踢球腿部动作型式的年龄效应与其动作型式转移情形。

A novel scheme using the Transitive Closure Graph representation is proposed to explore the symmetry solution space in the placement problem, which usually abounds in complex constraints.

提出一种新颖的使用传递闭包图的表示方法，通过TCG表达的广义对称可行性和狭义对称可行性条件，将其引申到探索解决具有高复杂限制条件，并且期望产生对称解空间的排样问题。

We discussed the associated transversality conditions and some of the difficulties which we many encounter if inequality constraints are present.

我们讨论了相关的横截条件和一些困难，如果存在不平等现象我们面临很多困难。阅读全文

Fuzzy constraints based triangular fuzzy numbers and the fuzzy cost based trapeze fuzzy numbers are discussed in this paper.

本文讨论了基于三角形模糊数的模糊约束条件和基于梯形模糊数的模糊费用。

It does not use all the information available. We propose a method to compute triangular fuzzy number by using the equality constraints.

3分析了模糊数运算中存在着没有充分利用所给信息的缺点，对其改进，给出了带等式约束的模糊数运算方法。

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％。