Warning: file_put_contents(/www/wwwroot/ppbbbu/5356789.com/cache/6c940b3e43ee9c319d6da55de30a5470.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/5356789.com/index.php on line 55 pearlstone例句_pearlstone英汉例句_pearlstone双解例句_零六五六深蓝词典
Comparing expaneded AN with common AN and pearlstone,the micro air bubble distribution and its regularity in expanded AN are given which provide powerful basis... 與普通硝酸銨及珍珠巖相比較,微氣泡在膨化硝酸銨內適儅的分佈爲自敏化成功提供了有力的保証。