·钙质和铁质（Calcium and Iron）六个月以上的婴幼儿轻易泛起缺铁性血虚，实时给这个阶段的宝宝增补铁质长短常主要的，一样这一期间的宝宝履历了出牙期，钙质有益...
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省内盆地多为红盆，岩性以砂砾岩为主，其次为砾岩和砂岩，胶结物以钙质和铁质为主。
Basins in Jiangxi province mostly are red basins dominated by sandy conglomerate, and some conglomerate and sandstone with calcareous and ferruginous cementation.
研究同样发现，无论是否素食者，青少年们每日摄取的钙质并不足够，但素食者能获得更多的铁质、维生素a和纤维。
Both the vegetarians and the meat-eaters failed to get enough calcium every day, the researchers found, but the vegetarians got significantly more iron, vitamin a and fiber.
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