词汇	heating main
释义	heating main 供暖干管,暖气总管
随便看	reference tool Reference Tool Websites Reference to Our Cable reference toroid reference toroid of wormwheel Reference torque method reference to rules and regulations reference to storage reference to symbol reference to the law reference to this point reference to variable reference to your cable Reference to Your Telegram reference to your telex reference trace reference track reference traffic reference trajectory reference-trajectory guidance reference trajectory reentry guidance reference transition temperature reference transit station reference transmission reference transmission level point