pbd pitch circle diameter是什么意思，pbd pitch circle diameter的翻译，pbd pitch circle diameter音标、读音、用法和例句

Warning: file_put_contents(): Only 0 of 4818 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/cp667.com/index.php on line 55
pbd pitch circle diameter是什么意思，pbd pitch circle diameter的翻译，pbd pitch circle diameter音标、读音、用法和例句_淳朴汉英词典

pbd pitch circle diameter

基本解释

专业释义

交通運輸工程