搜尋參考資料: 1. Hydrogen - Wikipedia, the free encyclopedia Hydrogen is a chemical element with chemical symbol H and atomic number 1. With an atomic weight of 1.00794 u, hydrogen is the lightest element on the ...
2. H - Wikipedia, the free encyclopedia H 1] is the eighth letter in the ISO basic Latin alphabet. Contents. [hide]. 1 History; 2 Name in English; 3 Use in English; 4 Use in other languages; 5 Use in ...
3. h-index - Wikipedia, the free encyclopedia The h-index is an index that attempts to measure both the productivity and citation impact of the published body of work of a scientist or scholar. The index is ...
4. H-Net: Humanities and Social Sciences Online H-Net is an interdisciplinary organization of scholars dedicated to developing the enormous educational potential of the Internet and the World Wide Web.