基本解释[经济学]熔炼保温炉词组短语短语melting &am holding furnace 熔炼保温炉melting g & holding furnace 熔炼保温炉Melting Furnace & Holding Furnace 熔炼炉和静置炉melting & holding furnace更多词组专业释义经济学熔炼保温炉