混凝土基础底面要平整夯实，基础底部不能作成锅底状。
The concrete foundation bottom surface should be smooth solid, not into the pot bottom.
原则将混凝土装入模具中，并用夯实机夯实。固结量即称为“压塑性指数”。
PRINCIPLE Concrete is placed into a mould and compacted by a rammer. The amount of consolidation is expressed as a compactibility index.
目前用的最广的两种生产装饰混凝土制品的方法是干料振动夯实法和湿料浇铸法。
The two most widely-used casting methods today are the "Vibrant Dry Tamp" (VDT) system and the "Wet Cast" method.
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