捕捉昆虫的一种网具，多用纱网制成，口径40厘米。
根据蚂蜂窝旅游网的数据统计显示，里约中心的一些五星级酒店早已被预订一空，而四星酒店的价格也在飙升。
Statistics from Mafengwo showed that some five-star hotels in the center of Rio have long beenbooked out, while prices at four-star hotels surged.
现代通信系统是陆-海-空三维通信网，三维通信网的组成主要制约于水下通信。
Modern communication system is a land-sea-space three-dimensional communication network whose realization is mainly restrained by underwater communication.
本文将克立金方法延拓到时-空域，提出用时-空克立金方法进行地下水动态观测网密度和观测频率的优化；
This paper develops the kriging to space-time field, and presents space-time Kriging method applied to optimal design of groundwater regime observation network.
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