• An optimization design method for implementing regional coverage satellite system with common-track constellation is proposed.

    该文讨论了使用中轨共地面轨迹星座建立区域覆盖卫星通信系统优化设计方法

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  • This paper presents an evolutionary algorithm to simultaneously optimize constellation structure and parameters for regional coverage satellite constellation design.

    针对区域覆盖卫星星座优化设计问题,设计了一种同时优化星座结构参数进化算法

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  • And the radio regional coverage scope with the path loss model under the normal work mode is discussed, then the different edge communication probability of coverage scope is determined.

    结合路径损耗模型给出正常工作模式数字集群系统无线区域覆盖范围,给出了不同边缘通信概率的系统覆盖范围

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  • Delegates highlighted their country's achievements in increasing immunization coverage, reducing vaccine-preventable deaths and implementing advocacy events such as the regional immunization weeks.

    代表们强调了各自国家提高免疫覆盖率减少疫苗可预防的死亡以及开展区域免疫宣传活动方面取得成绩。

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  • WHO works to strengthen national and regional influenza diagnostic capacities, disease surveillance, outbreak responses, and increase vaccine coverage among high-risk groups.

    世卫组织努力加强国家区域流感诊断能力疾病监测疫情应对扩大疫苗高危人群中的覆盖面

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  • The regional goals are to reach children under 5 years of age, pregnant women, elderly populations, border and isolated populations, indigenous populations, and low coverage municipalities.

    区域目标覆盖以下儿童孕妇老年人边境地处偏僻居民土著人口覆盖率市镇

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  • Regional business news incorporates coverage of 75 business journals, newspapers and newswires from all metropolitan and rural areas within the United States.

    地方商务新闻合并75商务日记报纸新闻专线报导所有美国里面的大都市的居民和乡下区域

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  • This database provides comprehensive full text coverage for regional business publications.

    个数据库提供广泛全文报导地方商务出版

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  • The change of vegetation coverage indicates the changes of global and regional entironment.

    植被覆盖及其变化全球区域生态环境变化重要指示

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  • The model, NDVI-vegetation coverage, can provide support to develop regional soil erosion model.

    多重因子数据库和NDVI-植被盖度关系,可以区域土壤侵蚀定量评价提供支持

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  • Or above the county level have been completed and eight regional cable television station, state television comprehensive population coverage rate reached 84.75 percent.

    建成县级以上区域性有线电视台8个全州电视人口综合覆盖率达到84.75%。

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  • As far as the whole nation is concerned, ECRC features wide coverage of families and remarkable regional difference.

    全国而言,城市居民子女受教育的特点是就读子女家庭覆盖面广地区差异明显。

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  • As far as the whole nation is concerned, ECRC features wide coverage of families and remarkable regional difference.

    全国而言,城市居民子女受教育的特点是就读子女家庭覆盖面广地区差异明显。

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