annulare环形
annularadj.环状的;有环纹的
annular syphilid环状梅毒疹
annular spillway环形溢洪道
annular placenta环形胎盘
annular producer环形发生炉
annular driveway环形车道
annular material环状物质
annular oriffice环形孔板
annular cuttings环空岩屑
annular crucible环形坩埚,环形炉缸
annular distance环孔