Warning: file_put_contents(/www/wwwroot/ppbbu/80125.cn/cache/39d4eb01464464342b37890cd2086e87.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/80125.cn/index.php on line 58 sulphone例句_sulphone英汉例句_sulphone双解例句_食材铺反向词典
The properties manufacture technology of polysulfide sulphone and polysulfide ketone were descussed,the applications about it are described. 综述了聚硫醚砜，聚硫醚酮的性能，制造工艺，介绍了应用领域。