词汇	contained economizer
释义	contained economizer 密闭省煤器
随便看	Nitrogen grain production efficiency nitrogen group nitrogen group compound nitrogen group element nitrogen growth index nitrogen guano nitrogen halide compounds nitrogenhardening nitrogen hardening nitrogen-hardening nitrogen harvest index nitrogen heat exchanger nitrogen heating nitrogen heating system nitrogen heat ratio nitrogen-heat ratio Nitrogen Helium and Oxygen Experiment nitrogen heterocycle nitrogen heterocycles nitrogen hetero-cycles nitrogen heterocycles energetic materials nitrogen heterocycles having six-membered rings nitrogen hetero-cycless nitrogen heterocycles, vinyl-substituted nitrogen heterocyclic