机械设计名词术语中英文对照表（一）

　　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 coefficient