Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/c44c6444b447959c6053a886009e22a6.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 solubility table例句_solubility table英汉例句_solubility table双解例句_按摩法牛津词典
The adhesive of table tennis racket which was solubility was produced by modified PVA using nano-silica. 采用聚乙烯醇（ PVA）为基料，用纳米二氧化硅对其进行改性，制备出了成本低、无毒、 水溶性的乒乓球拍胶粘剂。