Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/916c8037c416778fbe6749b2efb44aaa.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/28094.com/index.php on line 55 upperpart例句_upperpart英汉例句_upperpart双解例句_贰靶汉英词典
It occurs in the upperpart of Lower Permian strata.It is composed of crystalline limestone with white-lighter gray-gray marble. 鑛牀主鑛躰賦存於下二曡統上部地層，主要巖性爲結晶灰巖夾白色-淺灰-灰色大理巖。