This paper introduces the characteristic and technical parameters of pore-free die casting, and summarizes the applied survey of pore-free die casting.
介绍了充氧压铸工艺的特点和工艺参数，综述了充氧压铸工艺的应用概况。
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These two kinds of chloride binding capabilities can effectively reduce the free chloride ion concentrations in pore solutions of concrete, so as to protect concrete coated steel rebar from corrosion.
The program is utilized to calculate soil rocks dam free surface position variation and pore-water pressure distribution condition with time when the up water level position changed.