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Administrative change on the base of science and technology innovation demonstrated direction for administrative innovation of State-run scientific research institution and brought forward new higher requirements.

基于科技创新背景下的管理变革,为国立科研机构的管理创新指明了方向,提出了新的更高要求。

With the change of the times, the reform of society, the progress of science and technology and the conversion of concepts, it is inevitable for college newspapers journal to reform their formats.

时代的发展,社会的变革,科技的进步,观念的转变,已经给高校大众传媒之一的校报版式改革提出了不可避免的要求。

This article proposes an approach to model the virtual crop organ based on growth framework . Through this way we can simulate the appearance of organs with branch construct in three-dimensional space and their dynamic growing process and satisfy the demand of the changefulness of organ branch's attributes .

提出了一种基于生长骨架模型的虚拟作物器官建模方法,通过这种方法可以较好地模拟具有分支结构的作物器官在三维空间中的形态以及动态生长过程,同时较好地解决器官分支属性多变的要求。

In the construction of the flood control projects, it is necessary to give attention to the ecological requirements by reasonably adopting the technologies of the ecological engineering in order to alleviate the negative effects from the hydraulic projects and avoid both the channelization and the discontinuities of the natural rivers.

在防洪工程建设中,需要兼顾生态需求,合理引入生态工程技术,减轻水利工程对河流生态系统的负面影响,避免自然河流的人工渠道化和非连续化。很多发达国家的堤防工程规范中已明确提出了这方面的要求,并发布了有关的技术导则或手册。

After studying of modern pedagogy and modern psychology, and after experiencing the participation pedagogy, and in view of the fact of the characteristic of math teaching in class of kindergartener, the scheme method of combining the traditional teaching mode with the participation pedagogy have been put forward in this paper.

在这一思想的指导下,幼师数学教学中形成了教师与学生参与式教学的四个层次,在使用参与式教学法时提出了对教师与学生的具体要求,对数学概念课进行了参与式教学法设计,并对准备导入环节的设计以及例题课教学的设计等做了较详细的阐述。

Model of water supply networks dynamic simulation is finished through analysis of parameter simulation and characteristic of big city.

深入分析了供水管网动态模型校核方法和影响模型精度的各种影响因素,探讨了简化模型校核过程的原则和方法,在深入剖析灵敏度分析法、解析法和解非线性方程组法等校核方法优缺点的基础上,提出了"最优化方法"作为供水管网系统动态模拟模型校核的基本方法,并以天津市供水管网170个实测点的实测数据对模型进行了校核,使模型达到了预定的精度要求,同时也证实了模型校核方法的适用性。

The modern enterprise's above characteristic, set the new request to Our country Enterprise present accounting control pattern.

现代企业的上述特点,对我国企业现行的会计管理模式提出了新的要求。

With the development of the SAMs, new methods for characterization of SAMs are urgent to come out.

随着膜的应用领域的拓展,对膜的表征方法不断提出新的要求。

The theory gist and indication of the choiceness cultivar were put forward according to the demand for medicinal material application and resources renewal.

并结合中医用药的要求,提出了可供资源再生的优良种质筛选的理论依据和指标。

Later, it makes some comparison with four kinds of modulation technique, and finally, it implements the three-level PWM switching power amplifier with the PWM technique. The power of the amplifier is 2kVA, and the frequency bandwidth is 10~3kHz. In the thesis, the author designs and makes the hardwares of the switching power amplifier. The hardwares contain power inverter rank circuit, control system circuit based on DSP, drive and isolation circuit, and protective circuit. The thesis also analyses the potential safety problems and put forward some solutions for the problems. Furthermore, the thesis accomplishes the software design of the control system, and successfully debugs it. The methods of designing higher power ampilfier are also discussed in the thesis. It analyses the feasibility of the methods, outlines the way of how to design higher power switching power amplifier, and does some experiments with the method of switches-parallelling.

根据电动振动试验系统对开关功放的要求,提出了以电感电流瞬时值控制技术为基础的三电平脉宽调制开关功放的设计方案,并通过系统仿真进行了原理性论证;然后设计并制作了开关功放的硬件,包括功率转换电路,基于DSP的控制电路,驱动、隔离电路以及保护电路;针对开关功放数学模型不易得出的特点,细致分析了模糊自适应PID控制方法,在此基础上编写了控制程序;研制出一台功率为2kVA,通频带为10~3kHz的三电平脉宽调制开关功放;论文中还探讨了实现大功率开关功放的方法,分析了各种方法的可行性,给出了实现大功率开关功放的思路,并进行了并联开关管实现大功率开关功放的实验。

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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。

If you're huffing and puffing at any point during the run, slow down and make sure you can take deep breathes.

如果你任何时候在跑步过程中气喘如牛,降低速度并且确保你能够深呼吸。