concave flank cam是什么意思，concave flank cam的翻译，concave flank cam音标、读音、用法和例句

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concave flank cam是什么意思，concave flank cam的翻译，concave flank cam音标、读音、用法和例句_淳朴汉英词典

concave flank cam

基本解释

专业释义

能源科學技術