Together with calcium, magnesium plays an integral role in tooth and bone hardness.
再加上钙，镁起着牙齿和骨骼硬度不可或缺的作用。
Major Inorganic Components: Sodium, potassium, chloride, calcium, magnesium, alkalinity, total hardness, total phosphorus, fluoride, sulphate.
主要无机成分：钠，钾，氯，钙，镁，碱度，总硬度，总磷，氟化物，硫酸盐。
Is mainly composed of calcium magnesium sulfate, chloride and nitrate as the hardness of the form salts.
主要是由钙镁的硫酸盐、氯化物和硝酸盐等盐类所形成的硬度。
The hardness, content of malondialdehyde (MDA), membrane permeability, SOD, PE, PG and the content of calcium in different forms of fresh-cut lotus root were tested.
在贮藏期间定期测定莲藕的硬度、SOD、丙二醛(MDA)、膜透性、果胶酶(PE、PG)、不同形态钙含量变化并作感观评定。
The present invention is also suitable for the coagulation and deposition treatment of other industrial effluent with high calcium hardness and high solid suspension content.
本发明也适用于高钙硬度、高固悬物含量的其它工业用水的混凝沉降处理。
White powder, effective hard-water complex metal ions such as calcium and magnesium, lower hardness and change the water quality to make it more conducive to washing operation.
白色粉末，有效络合硬水中的钙镁等金属离子，降低硬度，改变水质，使其更利于洗涤操作。
White powder, effective hard-water complex metal ions such as calcium and magnesium, lower hardness and change the water quality to make it more conducive to washing operation.
白色粉末，有效络合硬水中的钙镁等金属离子，降低硬度，改变水质，使其更利于洗涤操作。
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