宝钢是一个规模巨大、技术密集、工艺装备先进的现代化企业。宝钢在一。二、三期工程中引进了许多先进设备，其中有为数众多的液压气动系统。冶金设备传统的机械传动加上电气传动与控制的格局已经被打破，流体传动与控制异军突起，从而形成相辅相成、各有所长的三大支柱。近三 Baosteel is a large-scale, technology-intensive, advanced technology and equipment of modern enterprises. Baosteel in one. Second, the third phase of the project introduced many advanced equipment, including a large number of hydraulic pneumatic system. Metallurgical equipment traditional mechanical transmission with electric drive and control of the pattern has been broken, the sudden emergence of fluid transmission and control to form a complementary, each has its own three pillars. Nearly three