求翻译：优点：采用钢筋砼建造的梁桥能就地取材、工业化施工、耐久性好、适应性强、整体性好且美观；这种桥型在设计理论及施工技术上都发展得比较成熟。是什么意思？

Advantages: the construction of reinforced concrete girder bridge using local resources, industrialized construction, durability, adaptability, integrity, and appearance; this bridge type design theory and construction techniques are more mature.

Advantages: The steel construction on behalf of the bridge can be obtained locally, and industrialized construction, durability, and adaptable, and overall good and attractive; this bridge type in design theory and the construction techniques, all development is more mature.