Conversion speed speed -governing  变频调速

base speed of an adjustable-speed motor  锁相环; 调速电动机额定转速

fast-speed (high-speed) railway  快速(高速)铁路

HIGH SPEED AND SUPER-HIGH SPEED GRINDING  高速超高速磨削

high-speed cruise speed  最大巡航速率

low speed region and zero speed  低速及零速

pto vehicle speed limit speed  动力输出式车辆的限制速度

ratio of travel speed to free flow speed  速度比

root-mean-square speed (=root-mean-speed)  方均根速率

speed-rising and speed-falling  升降速

Speed-up and Speed-down  加减速

Speed-up and Speed-down Control  升降速控制

speed-up and speed-down curve  升降速曲线

Speed-up Speed-down  加减速

swiveling speed rotating speed  转速

the speed control system of high-speed train  高速铁路列车速度控制系统

1g stall speed  過載為1的失速速率

22-speed  振幅调变; 调幅

2-D speed protection curve  二维速度防护曲线