2013年4月14日日曜日

sareeの意味

━━ n. =sari.

2013年4月1日月曜日

Calcium carbonate

calcium carbonatefunction: noun date: 1869 : a compound caco3 found in nature as calcite and aragonite and in plant ashes, bones, and shells and used especially in making lime and portland cement and as a gastric antacid