阿基米德蜗杆 Archimedes worm
安全系数 safety factor; factor of safety
安全载荷 safe load
凹面、凹度 concavity
扳手 wrench
板簧 flat leaf spring
半圆键 woodruff key
变形 deformation
摆杆 oscillating bar
摆动从动件 oscillating follower
摆动从动件凸轮机构 cam with oscillating follower
摆动导杆机构 oscillating guide-bar mechanism
摆线齿轮 cycloidal gear
摆线齿形 cycloidal tooth profile
摆线运动规律 cycloidal motion
摆线针轮 cycloidal-pin wheel
包角 angle of contact
保持架 cage
背对背安装 back-to-back arrangement
背锥 back cone ； normal cone
背锥角 back angle
背锥距 back cone distance
比例尺 scale
比热容 specific heat capacity
闭式链 closed kinematic chain
闭链机构 closed chain mechanism
臂部 arm
变频器 frequency converters

[下接机械设计专业术语(2)]

(今日五金采编)