bevel wheel change gear是什么意思，bevel wheel change gear的翻译，bevel wheel change gear音标、读音、用法和例句

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bevel wheel change gear是什么意思，bevel wheel change gear的翻译，bevel wheel change gear音标、读音、用法和例句_流逝汉英词典

bevel wheel change gear

基本解释

专业释义

能源科学技术