打孔机

mechanical aerator

机械打孔机

measuring wheel 测量轮 | mechanical aerator 机械打孔机 (22,122) | mechanical cultivation 机械耕作

calculating punch

计算打孔机

计算器 calculating machine | 计算打孔机 calculating punch | 计算尺 calculating rule

eyelet puncher

鞋眼打孔机

eyelets punching打鞋眼 | eyelet puncher鞋眼打孔机 | eyelet stay鞋眼片

eyelet puncher

鞋样眼打孔机

eyelets punching打鞋样眼 | eyelet puncher鞋样眼打孔机 | eyelet stay鞋样眼片

buffered keypunch

缓冲打孔机

"缓冲键盘列印机","buffered keyboard printer" | "缓冲打孔机","buffered keypunch" | "具缓冲区记忆体","buffered memory"

numeric key punch

数字打孔机

numeric expression 数值表达式 | numeric key punch 数字打孔机 | numeric keypad 数字键台

receiving perforator

接收打孔机

"接收页式列印机","receiving page printer" | "接收打孔机","receiving perforator" | "接收暂存器","receiving register"

stamp perforating machine

邮票打孔机

stamp pad 印台 | stamp perforating machine 邮票打孔机 | stamp washer 槌式洗呢机

perforating machine

穿孔机,打孔机

perforating gun-shot wound ==> 贯通性枪伤 | perforating machine ==> 穿孔机,打孔机 | perforating press ==> 冲孔机,穿孔压力机

card-cutting machine

花板打孔机

"card compass","标度板罗盘" | "card cutting machine","花板打孔机" | "card reader","读卡片机"

of a composite function：复合函数之导数

Derivative :导数 | of a composite function :复合函数之导数 | of a constant function :常数函数之导数

enriched lake：富营养湖

LRPA Long-Range Patrol Aircraft 远程巡逻飞机 | enriched lake 富营养湖 | bang it about 决胜负 诉诸武力