对新型材料和传统材料体系作了此较。
Compares the systems of both the new typo and the traditional materials.
研究了复合胶凝材料体系对混凝土性能的影响。
The influence of the composition cementing material system to concrete performance has been studied.
众多的材料体系包括运输系统材料，通信体系材料或者建筑系统材料。
Within any system such as transportation, communications, or construction, numerous materials systems exist.
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