具有低速传动比大、结构简单、通用性好的优点。
The utility model has the advantages of large low speed transmission ratio, simple structure, and good versatility.
为此，郑州机械研究所针对低速重载齿轮传动领域设计了ZY-1型硬齿面双圆弧齿轮齿形。
Aiming at heavy duty and low speed gear transmission, Zheng Zhou Research Institute of Mechanical Engineering puts forwards ZY-1 case- hardened double-circular-arc gear.
本文结合低速大转矩的传动特点，对低速大转矩永磁同步电动机的设计特点和方法进行研究。
The paper discusses the characteristic and design method of low speed and high torque PMSM considering driving requirement of the oil extraction system.
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