type B

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