cylindrical-roller bearing是什么意思 cylindrical-roller bearing在线中文翻译

cylindrical-roller bearing是什么意思，cylindrical-roller bearing在线翻译，cylindrical-roller bearing中文意思，cylindrical-roller bearing的中文翻译，cylindrical-roller bearing发音，cylindrical-roller bearing例句，cylindrical-roller bearing词组短语，cylindrical-roller bearing怎么翻译，单词cylindrical-roller bearing的意思