a - 搜索结果 - 藏囧网址导航

海南大学
海南大学学校官网 Hainan University
www.hainanu.edu.cn - 2023-05-04 - 收藏
中国公益网
中国公益网打造国内具权威性和具网络资源优势的公益宣传媒体，涉及到公益领域的各个方面，基本形成了完整、立体的公益新闻宣传格局，为公益界的发展提供更宽更广的交流空间，服务中国公益信息化建设和推进公益事业的发展。
www.chinagongyi.com.cn - 2023-05-03 - 收藏
中国摄影网
中国摄影网始创于2000年6月，摄足天地，影像中国，是国内最早的摄影专业门户网站。由金华光影网络科技有限公司主办，致力于向摄影爱好者、专业摄影工作者及摄影行业用户提供全面而可靠的信息和服务。其中包括：网上购物、二手器材买卖、企业产品网上在线推广；提供尼康、佳能、美能达、索尼、富士、柯达、松下等全球知名摄影摄像器材的试用报告、器材点评、器材测评、外观展示、器材报价、中文使用说明书下载以及新产品的最新上市动态。以及摄影教室、个人影展、国际沙龙、影赛信息、网上影展、摄影导游、图片代理、摄影论坛、组织外拍活动、网上个人相册、摄影商城。
www.cnphotos.net - 2023-05-03 - 收藏
Grammarly: Free Writing AI Assistance
Millions trust Grammarly s AI writing assistance to communicate with confidence and make writing faster and more delightful. Getting started is simple — download the app today.
www.grammarly.com - 2023-05-03 - 收藏
Academia.edu - Share research
Academia.edu - Share research
www.academia.edu - 2023-05-03 - 收藏
Digital Publishing Technology
Our technology is in the service of knowledge. We provide the nexus where it is collected, certified, stored and shared.
www.highwirepress.com - 2023-05-03 - 收藏
Open Access Library (OALib)
Open Access Library (www.oalib.com) is an academic search engine and publisher. You can download research papers for free and submit your paper to it. It is a shared academic database.
www.oalib.com - 2023-05-03 - 收藏
Directory of Open Access Journals
DOAJ is a unique and extensive index of diverse open access journals from around the world, driven by a growing community, committed to ensuring quality content is freely available online for everyone.
www.doaj.org - 2023-05-03 - 收藏
PubMed
PubMed® comprises more than 35 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full text content from PubMed Central and publisher web sites.
pubmed.ncbi.nlm.nih.gov - 2023-05-03 - 收藏
ScienceDirect.com
ScienceDirect is the world s leading source for scientific, technical, and medical research. Explore journals, books and articles.
www.sciencedirect.com - 2023-05-03 - 收藏