“Biotar”的意思、由来-开放百科全书

词条	Biotar
释义	>Double-Gauss lens {{R to related topic}}
随便看	Module:Road data/strings/CYP Module:Road data/strings/CYP/doc Module:Road data/strings/CZE Module:Road data/strings/CZE/doc Module:Road data/strings/DEU Module:Road data/strings/DEU/doc Module:Road data/strings/doc Module:Road data/strings/ESP Module:Road data/strings/ESP/doc Module:Road data/strings/EST Module:Road data/strings/EUR Module:Road data/strings/EUR/doc Module:Road data/strings/FRA Module:Road data/strings/FRA/doc Module:Road data/strings/GBR Module:Road data/strings/GBR/doc Module:Road data/strings/GEO Module:Road data/strings/GEO/doc Module:Road data/strings/GHA Module:Road data/strings/GHA/doc Module:Road data/strings/GRC Module:Road data/strings/GRC/doc Module:Road data/strings/HKG Module:Road data/strings/HKG/doc Module:Road data/strings/HRV

开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。