Choice of technology to implement a particular architectural building block or functional component.
选择技术以实现特定的体系结构构建块或功能组件。
The module was a Russian-built and United States-funded unit called Zarya or the FGB. Zarya means sunrise in Russian, and FGB stands for functional cargo block.
此舱由美国资助，俄罗斯制造，名为曙光，也叫FGB，意为功能货舱。
Functional block structure is more complicated than the main profile and more difficult to be formed into the needed profile.
相对于型材主体来说，功能块结构比较复杂，准确成型较困难。
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