本实用新型可用于新制各种取暖器具的配套或对现已用取暖器具的改进。

The utility model is available for cooperating with variable newly-made heaters or improving prior heaters.

youdao

本实用新型可用于新制各种取暖器具的配套或对现已用取暖器具的改进。

The utility model is available for cooperating with variable newly-made heaters or improving prior heaters.

youdao