Warning: file_put_contents(/www/wwwroot/ppbbu/80125.cn/cache/0a28c0a4aeb5a9b07a949624edcb4dfd.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/80125.cn/index.php on line 58 environmental quality variation是什么意思，environmental quality variation的翻译，environmental quality variation音标、读音、用法和例句_食材鋪反向词典
Then the variation curve between environmental quality and economic development by using ecological model has been further pointed out. 在此基礎上提出了利用生態學模型研究環境質量與經濟發展之間的變化關系。