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签证是一个国家或地区的行政机关在非本国或地区的公民所持的护照或其他旅行证件上的签注、盖印、附文,以示允许其出入本国国境的手续。有时一国政府会对另一国家的公民推出签证优惠政策,有时是单方面的,以便于进行人员交流。
签证
定义
签证是一个国家或地区的行政机关在非本国或地区的公民所持的护照或其他旅行证件上的签注、盖印、附文,以示允许其出入本国国境的手续。有时一国政府会对另一国家的公民推出签证优惠政策,有时是单方面的,以便于进行人员交流。
签证
签证
签证是一个国家或地区的行政机关在非本国或地区的公民所持的护照或其他旅行证件上的签注、盖印、附文,以示允许其出入本国国境的手续。有时一国政府会对另一国家的公民推出签证优惠政策,有时是单方面的,以便于进行人员交流。
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Sequence Logo is an online tool for creating sequence logos. Paste your multiple sequence alignment and the sequence logo is generated automatically. Use Sequence Logo to easily create vector sequence logo graphs.

Please refer to the Sequence Logo manual for the sequence logo parameters and configuration. Sequence Logo supports multiple color schemes and download formats.

Sequence Logo is sequence logo generator. Sequence logos visualize protein and nucleic acid motifs and patterns identified through multiple sequence alignment.

Te Reo Maps is an online interactive Maori mapping service. All labels in Te Reo Maps are in Maori, making it the first interactive Maori map. Te Reo Maps is the world map, with all countries and territories translated into Maori.

Please refer to the list of countries in Maori for the Maori translations of country names. The list includes all UN members and sovereign territories.