1) soiled yarn
污渍纱
2) spot;stain
污渍;渍痕
3) blot[英][blɔt] [美][blɑt]
污渍
1.
This paper aims at providing guidance to the choices of painting for the coating project on the inner surface of tunnels on highways, in terms of four aspects as follows: the investigation of present conditions, collection of samples, analysis of compositions and deduction of sources of the dark blotconditions in tunnels.
通过隧道内污渍状况的现状调查、试样采集、组分分析和污渍发生源推定 4项内容 ,对公路隧道内饰涂装工程的涂料选择提供指
4) dirty mark,dirty stain
污渍，污迹
5) impregnated yarn
浸渍纱线
6) colour-stained yarn
色渍纱
补充资料：纱纱
1.细微。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条
专业词汇(按中图法分类)