... fresh concrete air meter 新拌混凝土含气量测定仪 fresh duck egg 鲜鸭蛋 fresh egg 鲜蛋 ...
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Calcium level of the product is high (achieving about 3 percent of the total weight), is about 40 times of a fresh duck egg, and is 55 times of a fresh egg.
本发明产品含钙量很高(达到总量的3%左右)，约为鲜鸭蛋的40倍，鲜鸡蛋的55倍。
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