单词 | antifriction alloy |
例句 | DEFINITIVE EXAMPLES 权威例句〔babbitt metal〕Any of several soft, silvery antifriction alloys composed of tin usually with small amounts of copper and antimony.巴氏合金:一些柔软,含银的抗摩擦合金,由锡组成,通常也含少量的铜和锑美国传统 |
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