trum
- n.特鲁姆
trum-
Traveling wave type rotary ultrasonic motor ( TRUM ), featuring small size , high torque at low speed , and no electromagnetic interferences , has been widely used in precise instruments and devices , astronautics , medical treatment , and robots .
旋转型行波超声电机具有体积小、低速大转矩、无电磁干扰等优点，在精密仪器仪表、航天、医疗、机器人等高新技术领域中具有广阔的应用前景。