Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/ef7af56a7260565aad0d1d29b5034232.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 chalk test例句_chalk test英汉例句_chalk test双解例句_按摩法牛津词典
Using French chalk which was dried by the 120℃ air as the normal air model, the quality which the fabric contains particle can be test. 利用120℃的高溫烘乾過的滑石粉作爲塵源，試騐得到該濾料的容塵量；