Combined with the project of Xinchang River Bridge, the article discusses the characteristics of the pre-stressed new technology ----- key technique in the course of constructing this bridge, and also discusses the construction technologies of using the plastic corrugated pipe, vacuum auxiliary mud jacking and super-long space steel strand.
预应力混凝土连续箱梁桥是目前中小跨径桥梁主要桥型之一,该文结合新昌江大桥工程,针对这一桥型建设过程中的关键技术——预应力新工艺的特点进行了论述,包括采用塑料波纹管、真空辅助压浆、超长空间钢束施工工艺。
The paper investigates a multi-item ordering model of non-linear programming,which considers incremental quantity discounts with space constraint.
建立了一个考虑累进制数量折扣且具有空间约束的多商品订货非线性规划模型,提出了利用拉格朗日松弛法和二分法求解模型的优化方法,得到了零售商的最佳订货和定价策略,数值算例表明,零售商成本节省可以达到8%。
Through rob-based access control model(RBAC)and its extension study,put forward mandatory time and space constraints and role- based access control model(MSTEBAC)in the application of e-government system,this model introduce mandatery,time-bound,space constraint management methods based on the RBAC model,its security is maturity,authorization is flexible,actualization is simple.
通过对基于角色的访问控制模型(RBAC)与其扩展的研究,该文提出了在电子政务系统中适用的强制性的基于时空约束与角色的访问控制模型(MSTRBAC),该模型在RBAC中引入了强制性授权、时间约束与空间约束的手段,具有安全性完备,授权灵活,实现简单的特点。
The proposed algorithm is implemented by incorporating the MRF based spatial constraints as a regularization term to the objective function of the kernelized fuzzy C-means clustering(FCM).
该算法在使用高斯径向基函数的核聚类目标函数中,引入了基于Markov随机场的补偿项,作为分割算法的空间约束。
Covariance Matrix Estimation in Beamspace DBF;
基于波束空间的DBF协方差矩阵估计方法
Research on Beamspace-based DOA Estimation for Ultra Wideband Signals;
基于波束空间的超宽带信号DOA估计算法研究
For DOA estimation of uncorrelated signals,a minimum cost function is presented,and it is based on the diagonal covariance matrix of uncorrelated signals in beamspace.
针对非相关信号源的到达角估计,本文基于波束空间信号输出协方差矩阵的对角阵特性,建立了信号到达角估计的最小化代价函数。
Semi-supervised Subspace Clustering Based on Space-level Constraint
基于空间约束的半监督子空间聚类算法
Research on Restriction of Initial Space Maneuver of Reentry Missile
弹头初始再入点空间约束范围的研究
Fast Image Segmentation Algorithm Based on Spatially Constrained Mixture Model
一种快速的空间约束混合模型图像分割算法
Hydrogen Release and Uptake Behaviors of Space-Confined NaAlH_4 in Porous Materials
NaAlH_4空间约束体系的构建及其脱/加氢行为
Improved Weighed KFCM Based on Spatially Constrained for Infrared Image Segmentation
改进的空间约束加权模糊核聚类红外图像分割
A Spatial Clustering Algorithm with Obstacle Constraints
一种处理空间实体约束的空间聚类算法
An Improved Eigenspace Linearly Constrained Minimum Variance Beamformer
一种改进的特征空间线性约束波束形成器
The Relative Efficiencies of Growth Curve Model in Constrained Space;
约束空间下生长曲线模型的相对效率
Maneuvers Design for Collision-Free Space of Autonomous Parallel Parking
自主平行泊车避碰约束空间生成方法
namespace: A namespace tModel represents a scoping constraint or domain for a set of information.
namespace: 命名空间tModel表示了一个信息集合的范围约束或域约束。
STUDY ON CHIP MOVEMENT CONTRAIL AND CONSTRAINT EQUATION
切屑空间运动轨迹及其约束方程的研究
Study on City Growth Spatial Form Based on Constrained Logistic-CA Model;
基于约束logistic-CA模型的城市扩张空间形态研究
Symmetries and Conserved Quantities for Constrained Mechanical Systems in Event Space;
事件空间中约束力学系统的对称性与守恒量
Constraint Satisfaction Problems Based Spatial Direction Relation Reasoning;
基于约束满足问题的空间方向关系推理
A Study of Spatial Clustering with Constraints Based Swarm Intelligence;
基于群集智能的带约束条件空间聚类分析研究
A Study on the Urban Space Layout under Territorial Resources Capacity Restraint
国土资源承载力约束下的城市空间布局研究
An Intelligent Method of Detecting Multi-factors Neighborhood Relation Based On Constrained Delaunay Triangulation
基于约束三角网探测点线面空间邻近关系研究
Object Measurement Based on Spatial Geometric Constrains with Monocular Camera
基于空间几何约束的单目视觉物体测距
