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Aimed at engineering problems lied in inshore saline soil in the northern part of China, the store environment is analysed, and the relation between the salinity and the engineering property index is studied.
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摘要针对我国北方滨海盐渍土地区存在的工程问题，对滨海盐渍土的赋存环境进行了分析，并研究了盐渍土的含盐量与其工程特性指标间的关系。 |
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Aimed at performance improvement for the IOCP multimedia network server in large-scale complex environment, this paper presents the methods concerned with network base development, configuration design and the logical module design as follows: elevate dat
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摘要面临IOCP多媒体网络服务器所的大复杂度环境设计问题，本文论述该网络服务器的网络底层开发、结构设计及逻辑模块设计，提出提高其性能的方法：优化数据封装以及投递方式，增加数据的处理效率；整体结构模块化设计，提高代码的可重用性以及可扩展性；通过端口分流的方式，实现对逻辑模块性能改进。 |
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Aimed at predictive functional control, this paper uses a second order characteristic model for predictive model that is easily achieved by projection method.
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该文针对预测函数控制算法的缺陷，提出利用二阶特征模型来构成预测模型。 |
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Aimed at rotating wheels of hydrodynamic torque converter, the basic formula that suited hydrodynamic torque converter was given out; the model of type YJ380 hydrodynamic torque converter was established and the finite element method was chosen, the model
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摘要给出了适合于变矩器的旋转坐标系下的基本方程组；建立了YJ380型液力变矩器三维模型，选择了有限元法作为其分析方法，给模型加以适当的边界条件，对其内部流场进行三维动态仿真；将理论计算结果与实验结果进行对比分析。 |
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Aimed at solving the problem that high content of unburned carbon is unfavourable for the comprehensive ultilization in scale of fly ash, the fundamental principle that separation of unburned carbon from fly ash is theoretically analyzed by wet flotation
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针未燃炭含量过高不利对粉煤灰大规模综合利用的问题，从理论上分析了粉煤灰湿法浮选和干法电选分选未燃炭的基本原理，进行了三因素二水平正交浮选试验和二因素三水平的正交电选试验研究，得到了影响浮选和电选分选效果的主要因素及其规律.试验表明:采用湿法浮选法可获得精煤产率为7.34%，灰分为44.53%，分选效率为56.02%的分选效果；采用干法电选，选后粉煤灰的含碳量可降到3.16%，脱碳率达53.12%. |
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Aimed at the 0-1 knapsack problems, the article proposes a kind of hybrid intelligence algorithm combining with the adjusting strategy, the greedy algorithm and the binary particle swarm optimization algorithm.
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摘要针对0-1背包问题，提出一种具有修复策略的、贪心算法与二进制粒子群算法相结合的混合智能算法。 |
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Aimed at the acoustic signals from heavy sizing-press and rolling bearing rig, a preprocessing of autocorrelation for independent component analysis (ICA) is proposed.
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摘要以大型轧钢机和滚动轴承试验台爲研究对象，应用独立分量方法来分离机器的声音信号，并提取其状态特征。 |
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Aimed at the active-pulling control features of lifting-cable in vertical lift process, finite element optimum design method was adopted, the problem of calculation of lifting-cable force was solved, the trend of lifting-cable force was also analyzed, the
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针对竖转提升过程中提升索主动张拉的控制特点，采用有限元优化设计的方法，解决了提升索力计算的问题，并分析了提升索力的变化规律，将理论计算结果应用于工程实际。 |
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Aimed at the current problem of urban roadway planning and layout in China, this paper also brings forward the fundamental urban roadway plan and effective measures to improve the capacity of urban roadway network, especially crossroads.
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针对目前中国大中城市道路规划布局存在的问题，提出了城市道路网布局的原则和提高城市道路网，特别是交通节点通行能力的具体技术措施。 |
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Aimed at the equal-diameter cam mechanism with follower of planar movement, and according to two conditions of existing meaningful solution of the mechanism and of ensuring transmission angle of output swinging rod, the value selection ranges of cam motio
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摘要针对平面运动从动件等径凸轮机构，根据机构存在有意义解和保证输出摆杆传动角两个条件，分析并确定了凸轮运动角、输出摆杆摆角及其初始安装角的取值范围，进而绘制了凸轮运动角与摆杆摆角的可选值域图，为该机构的设计与使用提供了方便。 |
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Aimed at the feature of great fluctuation of water flow-rate in rivers and taking the monthly average flow-rate at low water with 90% guaranty in recent ten years as design flow-rate, the permissible amount of major pollutants discharged into Yellow River
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摘要针对河水流量变化大这一特点，采用以对数正态分布理论为指导的随机计算模式，以近十年90%保证率最枯月平均流量为设计流量，确定黄河兰州段主要污染物的容许排污量，即随机水环境容量。 |
