“不倒绒”是纺织面料里的专业术语.
它实质是“经编丝绒织物”所以可以译为:warp-knitted velvet
“楼梯布”是一种双面布(double-sided fabrics),但具体不清楚该如何译
以上翻译仅供参考,最好还是查看下“纺织品面料的专业术语词典”
non-inverted velvet
Please go upstairs
Velvet cloth 布绒
ladder
middle level of a building