annularity
基本解释
- 環狀,環形狀態
英汉例句
- The annular markings on a tree indicate its age.
樹的環形紋理顯示其年齡。 - It was reported that there would be an annular eclipse tomorrow.
據報道說,明天有日環食。 - HSS-E annular cutter with weldon shank, 25mm D.O.C.
雙削平柄系列超硬高速鋼孔鑽,切削深度25毫米. - HSS-E annular cutter with weldon shank, 50mm D.O.C.
雙削平柄系列超硬高速鋼孔鑽,切削深度50毫米. - Disk annular, margin crenately lobed.
花磐環狀,邊緣淺裂。