The cement setting time at different temperatures has been measured through choosing citric acid, sugar and sodium gluconate as the retarders of iron Portland cement.
通过选用柠檬酸、白糖、葡萄糖酸钠为矿渣硅酸盐水泥的缓凝剂，测定了不同温度下水泥的凝结时间，分析了温度对混凝土缓凝剂最优掺量的影响规律。
The health food is obtained by weighting, mixing and dissolving the EDTA iron sodium, zinc gluconate, seaweed meal, seabuckthorn, fructo-oligosaccharide.
由EDTA铁钠、葡萄糖酸锌、海藻粉、沙棘黄、低聚果糖浆配方，经称量、混合、溶解制成口服液。
The health food is obtained by weighting, mixing and dissolving the EDTA iron sodium, zinc gluconate, seaweed meal, seabuckthorn, fructo-oligosaccharide.
由EDTA铁钠、葡萄糖酸锌、海藻粉、沙棘黄、低聚果糖浆配方，经称量、混合、溶解制成口服液。
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