验证结果表明，用张瑞瑾沉速公式计算结果与实测结果相差很大，而絮凝沉速公式计算结果与实测结果相符合。

The results of verification show that the results computed by the flocculation settling velocity formula are more rigorous than those done by the Zhang Ruijin formula.

youdao

验证结果表明，用张瑞瑾沉速公式计算结果与实测结果相差很大，而絮凝沉速公式计算结果与实测结果相符合。

The results of verification show that the results computed by the flocculation settling velocity formula are more rigorous than those done by the Zhang Ruijin formula.

youdao