With The gradual enrichment on the types of concrete, the types of superplasticizers have also elevated, and naphthalene superplasticizers and polycarboxylic acid superplasticizers are starting to be extensively used in concrete [27,28]. Although there are a lot of types of superplasticizers, that are all based on OPC, the part morphology https://spherical-tungsten-powder71481.blogsmine.com/38012741/the-hpmc-diaries