1.Super-retarding mortar is composed of cement, water, retarding admix and sand blended in appropriate rate .

1.超缓凝砂浆是由水泥、复合缓凝剂、水和砂经适当配比。

2.Water and medicine can be admixed fully depending on symmetric branch off, cross-fading, reverse rotational flow in admixer without outside drive.

2.外动力情况下，水流通过混合器产生分流，交叉混合和反向旋流三个作用，起到充分混合作用。