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

超凝砂浆是由水泥、凝剂、水和砂经适当配比而形成。

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

在不需外动力情况下，水流通过产生分流，交叉和反向旋流三个作用，起到充分作用。