principal axis of symmetry是什么意思，principal axis of symmetry的翻译，principal axis of symmetry音标、读音、用法和例句

Warning: file_put_contents(): Only 0 of 4785 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55
principal axis of symmetry是什么意思，principal axis of symmetry的翻译，principal axis of symmetry音标、读音、用法和例句_沉淀汉英词典

principal axis of symmetry

基本解释

专业释义

地球科学