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耐用，实际上所有钢结构重量不超过铝制模型。
Durable, all steel construction actually weighs less than aluminum models.
胶接能够提供连续的面连接，有利于减轻结构重量。
Adhesion can provide continuous joint which is useful to reduce the structure weight.
由于强度较高，性能优越，能节约大量钢材，减轻结构重量，其应用已越来越广泛。
Because of the high strength, superior performance, can save a lot of steel, reduce the weight of the structure, its application has been more and more widely.
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