特性

The paper researched on characters of NOMbased on the fractionation of NOM,and studied the control of DBPs(disinfection by-products) by chloramine compared with chlorine.

在对天然有机物分类的基础上进行了水体中有机物的特性研究，并采用氯胺对不同特性有机物的氯化消毒副产物进行了控制研究。

According to corresponding physical parameters, the neutron pulses formed by the single-chop-disk and the double-chop-disk were simulated by internationally popular Mcstas software respectively,and the influence curves of physical parameters on the pulses from the chop-chop- disks were obtained.

采用国际上常用的Mcstas模拟计算软件，分别对单斩盘和异向双斩盘产生的中子束流脉冲的形成特性进行了模拟计算，获得了相关物理参数对斩盘产生中子束流脉冲的影响曲线，讨论了单斩盘与双斩盘脉冲形成的束流特性的差别与优缺点。

In order to understand the light and color properties of the high-end displays,some characteristics,including light uniformity on different areas on screen, lightness and chromatics,CIE_xy chromaticity gamut,and their change with viewing directions,were measured for one CRT and one LCD monitors.

为了明晰高端应用的CRT和LCD显示器的色光特性，测试分析了两类各一个显示屏幕在暗室和明室环境中色光的位置均匀性、光亮度和色度、CIE_xy色品域，及其随水平观测角度的变化等特性。

A new frequency estimation algorithm for Time Domain Synchronization OEDM system is proposed, which utilizes the time domain circular characteristic of PN sequences to adjust frequency offset and then uses a variable step frequency scan scheme to estimate large frequency offset.

提出一种新的适用于TDS-OFDM系统的频偏估计算法，利用PN序列的时域循环特性进行预频偏调整，然后用变步长扫频进行大频偏的估计，定时同步之后再利用PN的时域循环特性进行细偏估计。

The high-frequency response characters of a simple-supported beam is obtained by NASTRAN.The result is strongly influenced by the mesh size.The comparison based on FEM,SEA and the closed form solution reveals the effectiveness of SEA in the prediction of high-frequency response.

利用NASTRAN软件得到一简支梁从低频到高频的频响特性，研究了不同有限元网格划分对结构高频特性的影响，并通过SEA法、有法元法以及解析解的对比揭示了SEA法在高频响应预示中的有效性。

The paper also proved that motivation has two important properties:upper bound property and transaction-weighted downward closure property.

5论证了激励具有两个重要的数学性质：上界特性和事务权重激励向下封闭特性。

HM-Miner uses the upper bound property to cut down search space,whereas HM-Two-Phase-Miner uses transaction-weighted downward closure property to achieve the same goal.

HM-Miner利用激励的上界特性剪枝，HM-Two-Phase-Miner则利用事务权重激励向下封闭特性剪枝。

According to the model test of a bridge pier with pile foundations, it is found that the Clough hysteretic model can be used to simulate the hysteretic behavior of the foundation systems.

在桩基础桥墩滞回特性的模型试验基础上，提出了用Clough模型模拟基础的恢复力特性。

The results indicate that as the value of fractal dimension is increased, the interfacial static friction coefficient first increases and then decreases; the interfacial static friction coefficient decreases as the fractal roughness parameter increases; while the inter-facial static friction coefficient increases as the material property or total normal load increases; the curve of static friction coefficient versus dimensionless total normal load is convex when the fractal dimension becomes smaller or fractal roughness parameter is larger or material property becomes smaller.

研究结果表明：界面的静摩擦因数首先随分形维数的增加而增加，然后随分形维数的增加而减小；界面的静摩擦因数随分形粗糙度参数的增加而减小，但随材料特性的增加而增加，也随总法向载荷的增加而增加；当分形维数较小或分形粗糙度参数较大或材料特性较小时，静摩擦因数－量纲一的总法向载荷曲线为凸弧。

The self-mixing effect of laser diode including the self-mixing model, the problem offeedback coefficient, measure principle was studied. The characteristic of theVCSELs seismic acquisition system was studied by experiments.

讨论LD自混合效应的原理，包括自混合的模型、反馈系数问题和测量原理；之后讨论了VCSELs的调制特性，通过实验研究了VCSELs地震波测量系统的特性。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。