powder technology 论文中图片格式 raphical abstracts should be submitted as a separate file in the online submission system. Maximum image size: 400 × 600 pixels (h × w, recommended size 200 × 500 pixels). Preferred file types: TIFF, EPS or MS Office file 是说要将图片调为高宽比为2:5嘛 这样设置后 图都变形了 还是我理解错误了呢 求大神指点啊