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The characteristics of plant resources are: The species components are complex and the advantage phenomenon is obvious; They have diverse geographical elements and are mainly composed by temperate ones but with some tropic ones; The main plant resources i
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植物资源有如下特点：种类组成丰富，优势现象明显；植物区系复杂多样，以温带成分为主，但兼有一定热带成分；大宗植物资源以药用植物、淀粉植物、纤维植物和野菜植物为主。 |
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The characteristics of pressure drop of wire packing rotating packed bed absorber in air independent propulsion (AIP) system are analyzed under counter-current condition and the model of pressure drop is built.
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摘要对不依赖空气动力装置(AIP)系统不锈钢波纹丝网填料旋转床吸收器在气液两相逆流条件下的气相压力降特性进行了分析，建立了压力降预报理论模型。 |
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The characteristics of quantum computing and the mechanism of immune evolution are analyzed and discussed.Inspired by the mechanism in which immune cell can gradually accomplish affinity maturation during the self-evolution process,a immune evolutionary a
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分析和探讨了量子计算的特点及免疫进化机制,并结合免疫系统的动力学模型和免疫细胞在自我进化中的亲和度成熟机理,提出了一种基于量子计算的免疫进化算法.该算法使用量子比特表达染色体,通过免疫克隆、记忆细胞产生和抗体相似性抑制等进化机制可最终找出最优解,它比传统的量子进化算法具有更好的种群多样性、更快的收敛速度和全局寻优能力.在此不仅从理论上证明了该算法的收敛,而且通过仿真实验表明了该算法的优越性. |
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The characteristics of several smart textiles were presented, e.g., water-proof and humidity breathable, temp. regulating, bionic, allochroic, electronic and intelligent safe-protecting textiles.
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摘要介绍了几种智能纺织品，如防水透湿、调温、仿生、变色、电子及智能安全防护纺织品的特性。 |
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The characteristics of soil and water conservation in 21st century are the continuous extension of connotation, evident comprehensiveness, application of many advanced technologies, and further development of soil conservation industry.
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21世纪水土保持的特点是内涵不断扩充，综合性日益突出，大量运用高新技术，产业进一步发展。 |
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The characteristics of structure, working principle and design method of the system were introduced.
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阐述了系统的结构特点、工作原理和设计方法。 |
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The characteristics of temperature distribution in vertical and horizontal directions and the conductance distribution in horizontal direction in an earth dam were analyzed, and the locations, distribution characteristics, ranges, and leakage rate of main
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分析某贮灰场土坝垂向和水平温度分布特征、电导水平分布特征，并利用渗漏探测虚拟热源法模型，计算出该土坝的集中渗漏通道的空间位置、展布特点、范围大小和渗漏强度，为堤坝渗漏治理提供科学依据。 |
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The characteristics of the annual period of absorbing shortwave radiation on sea surface are remarkable in Nansha and Xisha, with the maximum appearing in the winter-half year.
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南沙和西沙海面吸收短波辐射年周期特征明显，极大值出现在冬半年。 |
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The characteristics of the microclimate of mountain in western part of Zhejiang province of China were analyzed by using the spatial series, that is from Wuling square in Hangzhou, Donghu campus in Zhejiang Forest College to evergreen broadleaved forest i
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摘要采取两个空间序列，即杭州武林广场－东湖校区－天目山常绿阔叶林和天目山毛竹林－紫楠林－柳杉林，研究海拔和森林植被类型驱动下山地小气候的日进程。 |
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The characteristics of the missile troops are analyzed and the comprehensive evaluation system is established to examine the troops quantitatively.
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摘要分析导弹营的工作特点，建立了导弹营量化考核综合评价指标体系。 |
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The characteristics of the packed goods are convenient storage, not dilapidation easily and lowering the packaging cost.
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包装后的物品具备储运方便，不易破损，降低包装成本作用。 |
