机械设计名词术语中英文对照表机械设计名词术语中英文对照表Chinese English 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 变频调速 frequency control of motor speed 变速 speed change 变速齿轮 change gear ; change wheel 变位齿轮 modified gear 变位系数 modification coeffici