Warning: file_put_contents(/www/wwwroot/ppbbu/cp667.com/cache/11fcf745f361cf58e5b28c2c8e776367.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/cp667.com/index.php on line 55 upperpart是什么意思，upperpart的翻译，upperpart音标、读音、用法和例句_淳朴汉英词典
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。