high-speed drive meaning in English

高速传动
高速度传动

With the development and construction of freeways , large amount of bridges are being built . high - speed driving demands good continuity and less expansion joints of the bridges
高速公路的迅速发展使得桥梁的数量大幅度增加，而高速度的行车则要求桥梁具有较好的连续性能、较少的伸缩缝构造等。
As the bearingless motor is constructed with contact - free bearings , it works free of wear , frictionless , free of abrasion and without lubricants . with the compact construction , low loss and other features , the bearingless motor demonstrates the potential applications in space technology " , science research , high vacuum technology and ultra high - speed drives
其不仅具有磁轴承电机的优点，同时具备轴向利用率高、体积小、功耗低的特点，在空间技术、科学研究、真空及净室技术、机床、离心机等领域具有广泛的应用前景。