ratio design

• 配合比

ratio design的用法和样例：

例句

1. The characteristics and mixture ratio design of the polypropylene fiber shotcrete are introduced.
   摘要介绍了聚丙烯纤维喷射混凝土的特点及其配合比设计。
2. The paper mainly discussed the process of flyash concrete mix design and the application to Zhangshi Expressway bridge construction.
   重点探讨粉煤灰混凝土配合比的设计过程及在张石高速公路桥梁施工中的应用。