英语词汇“primary photometric standard”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	primary photometric standard
释义	primary photometric standard 光度基准
随便看	gravity daily variation gravity dam gravity damper gravity-darkening gravity darkening gravity data gravity datum gravity davit gravity deficiency gravity-defying gravity-defyings gravity detector gravity determination gravity device gravity dewaxing gravity die gravity die-casting gravity die casting gravity diecasting gravity direction gravity direct method gravity disc gravity discharge gravity discharge ball mill gravity-discharge chute 写作断肠文写入吴丝自奏写入琴丝写得家书空满纸写得相思几许写愁难写成轴写成闲话写无限伤春事写旧恨 51022 51023 51024 51025 51026 51027 51028 51029 51030 51031