type B counting unit
[医] B型计数装置
type B-2 counting unit
[医] B-2型计数装置
type ball printer
[计] 活字球型打印机
type bar
[计] 打印杆
type belt
[计] 活字带
type body
[计] 打印主体
type Boolean
[计] 布尔类型
type box
[计] 字盒