这些合金用于定位焊接和铜焊的焊料，和用做打磨或模铸。
These alloys are used for welding and brazing filler materials and for sand and die castings.
应用范围包括产品装配，组合建筑和迁移，焊接，维修业务，以及其他起重和定位。
Applications include product assembly, component building and transfer, welding, repair operations, and other work lifting and positioning.
第三阶段是关于金属梁系统的定位和焊接。
The third phase relates to the positioning and soldering of the metallic beams system.
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