茶叶和模型及组景材料的连接方式能达到绿色无公害的标准。

The connection mode of tea leaves, models and group scenery materials can reach the green and non-pollution standard.

youdao

茶叶和模型及组景材料的连接方式能达到绿色无公害的标准。

The connection mode of tea leaves, models and group scenery materials can reach the green and non-pollution standard.

youdao