structural research
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- 结构研究
双语例句
- The Powell structural research lab at the university of California at San Diego tests new bridge materials such as carbon and fiberglass polymers.
位于圣地亚哥的加州大学鲍威尔建筑实验室试制出了新的桥梁建筑材料，如碳和玻璃纤维聚合体。
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