显示构成特定型号和版本的特殊部件的所有零件。
Show all parts in a particular assembly for a specific model and version.
尽量采用了定型、标准零、部件，提高了通用性。
As far as possible the shape, standard parts and components, increased versatility.
结构钢焊接技工切割、定型、并修理钢铁结构的金属部件、锅炉、压力容器及管道、船舶和其他容器。
STRUCTURAL STEEL AND WELDING TRADES WORKERS cut, shape, join and repair metal components of iron and steel structures, boilers, pressure vessels and pipes, ships and other vessels.
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