telescopic tarpaulin
伸缩式帐篷 retractable canvas
·2,447,543篇论文数据,部分数据来源于NoteExpress
一种自行车遮阳篷伞,由支架、篷架、篷面组成,其特征在于:支架包括卡头、主杆和伸缩杆;
The utility model relates to an awning umbrella for bicycles, which is composed of a bracket, an awning frame, and an awning surface.
youdao
应用推荐
模块上移
模块下移
不移动