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自行车/Ti 准备
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来自 Wikibooks，一个面向开放世界的开放式书库
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自行车
Ti 制备
是一种防锈化合物，用于防止钛部件冷焊。常见用途包括钛框架中的五通支架、座管和紧固件。
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书籍：自行车
华夏公益教科书
