Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/71c0c076cdc579030b65d6815eecb268.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 rough-surface contact model是什么意思，rough-surface contact model的翻译，rough-surface contact model音标、读音、用法和例句_沉淀汉英词典