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According to the operating characteristics of condenser and theory of water pump, one circulating pump was operated to instead of two circulating pumps which should be used in winter by original design. It is creative to find optimum working point by adjusting outer values of condenser in winter.

根据凝汽器的工作特点及水泵的工作原理，在冬季采用单台循环水泵运行代替原设计双台循环水泵运行，并且通过调整凝汽器海水侧出口门的开度来找出单台循环水泵在冬季运行的最佳工作点，同时对循环水优化的安全性进行了详细的分析与阐述。

This study follows "analyzing theory-developing tool-investigation andstatistics-displaying relationship-proving hypothesis", defines the connotation ofteaching aesthetic ability by methods of literature research, questionnaire investigation and factor analysis, explores the structure of teaching aesthetic ability which comprises perceptibility, design ability, operation ability, apprehension ability and evaluation ability by exploratory and confirmatory factor analyses; And develops "Teacher"s teaching aesthetic ability appraisal scale in primary and middle school" and "Teacher"s aesthetic conception and consciousness questionnaire", analyses the developmental characteristics of teachers

本研究遵循"理论分析——研制工具——调查统计——揭示关系——验证假设"的思路，采用文献研究、问卷调查、因素分析等方法，界定了教学审美能力的内涵，通过探索性因素分析和验证性因素分析，探索出了教学审美能力是由教学审美感知能力、教学审美设计能力、教学审美操作能力、教学审美理解能力、教学审美体验能力和教学审美评价能力六个因素构成的整体结构；并在此基础上编制了"中小学教师教学审美能力评价量表"，解决了中小学教师教学审美能力测量工具缺乏的问题，具有科学性和实用性。

The professional skill area of Invarium specialty is a graph the research and development of integrated science and technology, can realize design of excellent film of smooth attack by surprise and craft to optimize with the speed of industry lead, include make from film of attack by surprise, to photoetching and etched whole workmanship flow.

Invarium拿手的专业手艺区域是图形综合科技的研发，能够以业界超前的速度实现出色的光掩膜设计和工艺优化，包括从掩膜建造、到光刻和蚀刻的整个制造工艺流程。

The Optimization of pinacoid flow passage, which cant be realized by single parameterized technology, is figured out with behavioral modeling. By establishing the optimal characteristics, the complex and repetitive process of impeller design is turned into an automatic one.

利用行为建模技术解决了单一参数化技术无法解决的轴面流道的优化问题，将叶轮设计的大量重复、费时费力的一个复杂设计过程，通过优化特征的建立，变成了一个自动化的过程。

Therefore,through the Geodatabase data model quoted by ArcGIS,the authors discussed the pipeline data organization and presented the system frameworks according to different requirements of application.The whole system design and function realization are accomplished by the combination of B/S and C/S architecture,which solved the problems such as management,application and dynamic ruled data-update of underground pipelines information.Meanwhile,the referenced scheme and basic idea for system construction of underground pipelines are provided in the paper.

为此，利用ArcGIS引入的Geodatabase数据模型，探讨数据的组织形式，根据不同的应用需求提出系统的框架结构，采用B/S和C/S架构相结合方式进行系统总体设计和功能实现，解决了地下管线信息管理、应用和法规保证的动态更新等问题，为城市地下管线的系统建设提供了借鉴方案和基本思路。

In this study, the multi-action die is designed and developed by using a set of screws and the forging simulation is conducted by using plasticine to investigate the optimum conditions for the design of the screws.

本研究利用一螺杆组为复动化之机构，进行复动化锻造模具设计开发，并以塑性黏土为胚料进行模拟，探讨此螺杆组之最佳设计条件。

The optimum conditions for extraction was proved practicable by condition filtration and orthogonal design with supersonic wave method .The results showed that the optimum conditions for extraction to ultrasonic method is : methanol (φ=40,20ml),and 15℃ for 30 min ,this paper has determined nicotine contents that is 23.50mg/g at absorption peak (λ=262nm) by HPLC with an eluent consisting of methanol –potass Phosphate alleciate (pH=3) with the recovery and coefficient of variation are 101.52% and 0.91%.

通过超声波提取方法进行条件筛选和正交化实验，确定了烟草中尼古丁的最佳提取条件，结果表明，超声波最佳条件是：甲醇浓度40%，固液比1：20，提取时间30 分钟，超声温度15℃，用高效液相色谱方法在波长262nm 处测定尼古丁的含量，流动相组成为甲醇：磷酸二氢钾缓冲溶液=10：90，测得烟草中尼古丁的含量为23.50 mg/g，平均回收率为101.52%，相对偏差为0.91%。

In the design of the power supply, the main circuit topology frame uses full-bridge series resonant switching and parallel load connection, in which, four MOSFETs are adopted as the power switches, and by four pulses which UC3879 produces, high frequency operation and fast response are realized. In addition, the MOSFET in the switching power supply has no hard turn-on or turn-off situation in transition, thus the disturbance to the power system is avoided. Especially,by the use of high frequency transformer, PQ50/50, the switching power system can provide the steady discharge current without any amperite.

此开关电源采用全桥软开关技术、串联谐振并联输出，四个MOSFET管为主控制开关元件，通过脉冲产生电路UC3879产生的四路相关脉冲实现了高频交替开关，同时能快速响应输出的各种变化；避免了开关管的硬开关，提高了转换效率，另外通过采用高频变压器PQ50/50隔离了原副边，减小了高次谐波对电网干扰；无需镇流电阻也可实现气体稳定放电。

With enterprise spirit of creativity, efficiency, predomination, continuously introducing advanced technique and instruments, Viewstar gets extensive approbation and applause from domestic and oversea customers by multiform and multiplex product constructions which are supported by advanced computer design, innovative product development, exquisite surface processings, serious quality inspection/control and other advanced managements.

企业介绍：维仕达科技有限公司，是从事投影显示仪器设备的专业制造企业，公司秉承创意、效率、主导的企业精神，不断引进国内外先进的技术和设备，并注重企业人才的引进和培养，通过先进的电脑设计、创新的产品开发、精湛的工艺制作、现代的表面处理、科学的质量检测等先进的技术管理模式构成多品种、多层次的产品结构，受到国内、外客商的广泛认可与赞赏。

Therefore,a series studies of ice-pier vibration are performed from different aspects in this paper.The main work of this his thesis is summarized as follows:(1) Ice response spectra is proposed based on the idea of a seismic response spectra analysis of str .. uctures.Firstly,ice response spectra on the basis of power spectra density function is established;Secondly,based on the assumption of quadratic parabolic interpolation method,the nonlinear interpolation analysis method of ice response spectra is studied from both theoretical and practical points of view,and the successive computation formulas including ice displacement,velocity and acceleration response spectrum are deduced by Duhamel integral.Furthermore,to analyze the effectivity and applicability of the method, the real temporal curves of ice pressure are used to be studied.The results show that the presented method is more convenient and accurate to study the structural response induced by ice force,also it can be effectively applied in the design of ice resistance.

鉴于此，本文针对冰激桥墩结构振动问题从不同方面展开了一系列与之相关的研究，主要研究内容如下：(1)根据结构抗震反应分析思想提出了冰振反应谱，首先建立了基于功率谱密度函数的冰振反应谱；其次借鉴地震反应谱内插法的思想从理论和实际观点出发，假定在等距离微小时间间隔内冰荷载按二次抛物线规律变化，由Duhamel积分推导出冰振位移、速度以及加速度反应谱的一系列连锁公式，建立了基于非线性内插法的冰振反应谱，并利用实际冰压力时程曲线进行了冰振反应谱数值分析，为以后冰激结构振动的研究提供一种方便、简捷、精确的分析方法，也能够将其有效地应用到结构的抗冰计算中。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。