单词 | infiltration |
释义 | infiltration [´in·fil`trā·shǝn] ENGINEERING Leakage of outdoor air into a building by natural forces, for example, by seepage through cracks or other openings. GEOLOGY Deposition of mineral matter among the pores or grains of a rock by permeation of water carrying the matter in solution. HYDROLOGY Movement of water through the soil surface into the ground. METALLURGY 1. Filling the pores of a metal powder compact with metal having a lower melting point. 2. Movement of molten metal into the pores of a fiber or foam metal. |
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