ballo巴洛
balln.球;球状物;炮弹;舞会;愉快的经历;<口>胆量;胡说;(复)睾丸v.使成球状;呈球状;<俚>性交
ball conveyor球式输送机
Ballard score巴拉德评分法
ball of thumb鱼际
ball and riog球环(软点测定)法
balling press压团机
ball end mill圆头槽铣刀
Balling scale巴灵秤
ballpoint penn.原子笔=ballpoint.
bally furnace[机] 贝利电炉
ball hardness球印硬度,布氏球测硬度,布氏球印硬度,钢球硬度