A hydraulic variable speed drive system of shield disk cutter has been designed.
设计了盾构刀盘变转速液压驱动系统。
The performance of AC variable speed drive system has been improved greatly since field-oriented control is applied.
矢量控制使交流调速系统的性能产生了质的飞跃。
As a new kind of variable speed drive system, the product has great potentialities of development and wide prospects of market.
作为一种新兴的调速系统，该产品发展潜力较大，市场前景广阔。
应用推荐