Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/08db307976ea09f363447f082dfd42a3.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 Roots blower pump是什么意思，Roots blower pump的翻译，Roots blower pump音标、读音、用法和例句_甲百匯小鸡词典
This paper introduced the advantage and characteristic of L-series roots blower, which could substitute the liquid ring pump in the process of hydrogen transportation. 本文介紹了L系列羅茨鼓風機在氫氣輸送過程中替代液環泵的優勢與特點。