·2,447,543篇论文数据，部分数据来源于NoteExpress
The utility model can carry on lateral and longitudinal joint sewing processing according to users' requirements, and the utility model can attain the purpose of random widening and lengthening.
还可以根据用户的需要作横向、纵向的接头缝纫加工，使其达到任意加宽、加长的目的。
youdao
应用推荐
模块上移
模块下移
不移动