Warning: file_put_contents(/www/wwwroot/ppbbbu/oiqp.com/cache/12ba5605767404bff39511df126db38e.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/oiqp.com/index.php on line 55 calcium carbonate英英字典_calcium carbonate剑桥英语解释_calcium carbonate柯林斯英文解释_奇葩剧汉英词典
1. N a white crystalline salt occurring in limestone, chalk, marble, calcite, coral, and pearl: used in the production of lime and cement. Formula: CaCO3 碳酸钙