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Abstract: Heilongjiang Province is a typical seasonal frozen earth area in our country.The dynamic variation character of groundwater table in the province differs due to the effect of frozen earth.During application of the dynamic information,especially
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文摘:黑龙江省是我国典型的季节性冻土区，受其影响，地下水位动态变化特征有其特殊性，故在动态资料分析中特别是在地下水资源计算参数的确定上应引起注意。 |
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Abstract: Higher fatigue strength for the thermal and mechanical load were demanded by the heavy duty engine piston due to the critical requirement of the engine.
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随着发动机强化程度的不断提高，要求活塞具有更好的抗机械疲劳性能和抗热疲劳性能。 |
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Abstract: Highway communication is an important physical factor for small towns' development .People should make a lead plan for the space correlation between highway and small towns' development for the purpose of optimizaion and beautification of small
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文摘:公路交通是小城镇建设发展的重要物质因素，要超前规划好公路和小城镇发展的空间关系，使城镇环境优化、美化。 |
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Abstract: Hill mourning the special and advantageous natural conditions, Ailaoshan become enormous natural biological species of germplasm resources gene pool, Yunnan as animals and plantskingdom of natural museumand specimen garden,is a variety of integr
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摘要：哀劳山特殊而优越的自然条件，使哀牢山成为巨大的天然生物种的种质资源的基因库，成为云南动、植物王国中的天然博物馆和标本园，是多种自然科学的综合实验地，是众多学科的理想的科学考察和研究基地，是开展科考、探险、摄影、科研、回归自然、森林的首选之地，本文通过对哀牢山爬行纲的抽取调查，对哀牢山的爬行纲给出一个较系统的，完善的叙述。 |
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Abstract: Hirudin is the potent antithrombotic factor found in nature.Hirulog is a dind of peptides designed by imitating hirudin.
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文摘:水蛭素是迄今发现的最强的天然凝血酶抑制剂，水蛭肽是模仿水蛭素与凝血酶的相互作用机制而合成的肽类化合物。 |
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Abstract: How to estimate the storage failure rate using periodic inspection data is important and difficult in electronic product's storage reliability research.
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摘要：利用定期检测数据求解贮存失效率是电子产品贮存可靠性研究的重点和难点。 |
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Abstract: Human body modeling is an important research work in the fields of biomedicine and computer engineering.On the basis of NURBS FFD (free-form deformation),a motion modeling method is discussed to simulate the bend of human leg and corresponding d
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文摘:如何建立人体各部分的数字模型是生物医学和计算机工程界较为关心的研究课题.利用基于NURBS的自由变形方法模拟膝关节弯曲和肌肉变形，并在二阶B样条基函数的基础上，依据关节的解剖结构，推导了符合膝关节运动特点和肌肉特性的计算公式.实验证明，采用适当的自由变形网格，利用推导的公式能够获得较好的膝关节弯曲和肌肉变形视觉效果.与采用曲面片插值的方法相比，该方法简单有效，可以方便地应用于人体其它关节的运动建模. |
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Abstract: Huperzine A has been shown to be a powerful selective inhibitor of acetylcholinesterase and has attracted widespread attention because of its unique pharmacological profile and low toxicity.
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文摘:石杉碱甲是一高效、高选择性乙酰胆碱酯酶抑制剂，由于其独特的药理特征和低毒性,引起了人们的广泛注意。 |
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Abstract: Hydrochemical survey in four gold ore districts shows that the distribution of different forms in water exhibits regular variation in different regions and climate zones.This paper has preliminarily established distribution patterns of different
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文摘:通过对4个金矿区的水化学测量，发现水中不同状态金分布在不同地域气候带下呈规律性变化，初步建立水中不同状态金异常分布模式，为水化学预测隐伏金矿提供依据。 |
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Abstract: IGCT is a kind of new ideal medium-voltage and high power semiconductor switching device.It has the advantages of high voltage,high current,low conducting loss,high switching frequency and easy sevies connection.Therefore it is suitable for medi
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文摘:IGCT是一种新的理想的中压大功率半导体开关器件，它具有高电压、大电流、低导通损耗、高开关频率、易于串联优点，因此适用于中压变频，在煤矿具有广泛的应用前景。 |
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Abstract: IR active jam technology includes IR decoy, IR jammer, DIRCMlaser blinding， etc. This paper briefly describes the present state of IR active jam technique.
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文摘:红外有源干扰技术包括红外干扰弹、红外干扰机、定向红外对抗和激光致盲等。综述了国外红外有源干扰技术的发展现状。 |
