Warning: file_put_contents(/www/wwwroot/ppbbu/62383.com/cache/dec450403aaa2ccfd72d19ced33a450b.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/62383.com/index.php on line 55 vacuous basis例句_vacuous basis英汉例句_vacuous basis双解例句_流逝汉英词典
There is way named oil taking in vacuous pipe commissioning on basis of the actual case of the west crude oil pipeline. 依据西部管道原油管道的实际情况，分析判断出了该条管道投产必须使用空管投油投产的方式。 lib.swpu.edu.cn