Nail puller 拔打器
Nail punch 冲钉机;钉形冲头
Name board 铭牌
Nano 纳(诺)
Nanometer 纳米
Nanosecond 纳秒
Naphtha 粗汽油
Naturally aircooled engine 自然空冷发动机
Natural rolling 自由侧倾(振动)
Natural vibration 固有振动
Nave 轮毂
Nave plate 毂凸缘
Near constant velocity universal joint 准等速万向节
Needle regulation 阀针调节
Needle roller 滚针
Needle seating 针阀座
Needle shaft 针阀杆
Needle sleeve 针衬套
Needle valve 针阀
