并指出明胶中可能存在多种钙的结合配体。
It shows that there may be many kinds of ligands combined with calcium in gelatin.
他们食用的许多野生蔬菜现在已经绝迹，但我们还是有多种富钙的蔬菜和美味的钙强化素食品。
Many of the wild greens they ate are lost to us now, but we still have a variety of calcium-rich veggies plus wonderful plant-based foods that are fortified with this nutrient.
采用溶胶-水热法，在较低的温度下已成功地合成了多种结晶良好的纳米或亚微米钛基钙钛矿型陶瓷粉体。
Many kinds of well-crystallized nanometer or submicron Ti -based perovskite ceramic powders were already synthesized successfully by sol-hydrothermal method at lower temperatures.
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