As the main conjunctive mode of the steel structure, high-strengthened hexangular bolt joint auxiliary has got widely used in production.
高强度大六角螺栓连接副作为钢结构的主要连接方式，在生产中得到了广泛的应用。
The discussion for operating conditions of hub bearings, auxiliary bearings of electronic instrument assembly and constant velocity joint bearing has been made.
对轮毂轴承、电器部件辅助轴承和等速万向节轴承的工作状况进行了讨论。
Raw and processed materials, auxiliary materials, components, spare parts and packaging materials imported from abroad by the joint venture for use in the production of goods for export.
合营企业为生产出口产品，从国外进口的原材料、辅料、元器件、零部件和包装物料。
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