初龄期混凝土犹如刚出生的婴儿一样,需要给予细心的呵护。然而,初龄期混凝土呈现明显的泌水、塑性沉降与收缩开裂现象,在近年国内混凝土工程施工中很常见,严重影响混凝土的匀质性,影响结构的使用性能和耐久性能,迫切需要给予充分地关注。本文着重讨论这些现象及其产生原因、造成的影响和防治措施等。 Early age concrete, like a newborn baby, need to be given careful care. However, the early age of concrete showed obvious bleeding, plastic settlement and shrinkage cracking phenomenon in recent years, the construction of concrete is very common in China, seriously affecting the homogeneity of concrete, affecting the performance of the structure and durability, the urgent need to give full Concerned. This article focuses on these phenomena and their causes, the impact and prevention and treatment measures.