求翻译：第三件是活动方便灶，这种灶是在2010年5月13日获得的实用新型专利受理申请。这种活动方便灶的灶体是上下贯通的碗型结构，灶体的一侧设有与其为一体的烟囱，下部设有灶们，灶门的底部有支撑架。这种碗状结构的灶体，与传统火盆相似，具有笼火保温的作用，灶内的火延续时间长，不但节省柴草，煮饭方便，还可以作为火盆取暖使用。由于灶体上下贯通，使用时，可以将其放在任一地方，不受使用地限制。这种灶不但适应应急状态使用，也适应野外生存锻炼及作业使用。是什么意思？

Activities convenient stove, the kitchen is the utility model patents in the May 13, 2010 the application is accepted. Such activities to facilitate the stove stove body and down through the bowl-shaped structure, one side of the stove body has as one of the chimney, the lower a stove are the bottom

The first 3 activities for this burner stoves, the May 13, 2010 for the processing of applications for utility model patents. This activity for the burner stove is up and down the east bowl-shaped structure, the burner are located to one side for a chimney, there is a department under the stove, the