Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/47e7ab6e63e2817439f1b75bdd796997.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 single-span greenhouse例句_single-span greenhouse英汉例句_single-span greenhouse双解例句_甲百匯小鸡词典
Through economy analysis on the single-span plastic greenhouse of components, the way to reduce cost-alternative mate rial has presented. 通過對某單棟塑料大棚各組成部件的經濟分析，提出降低成本的可能方法——材料的科學替換。