The system study, manufacture of main equipment , development of valve control, station control, DC protection, installation and commissioning have all been undertaken by domestic organizations.
该工程系统研究、主设备制造，阀控、站控，直流保护设备研制，安装及调试全部由国内单位承担。
2
The revolving direction, internal oil hole position and spline shaft of the domestic pump are modified to meet the installation requirement.
为了满足安装的要求，对国产齿轮泵的旋向、内油孔位置和花键轴等进行了改造。
3
Localization services all types of antenna system with independent intellectual property rights of domestic equipment, all manufacturing, installation testing are localized.