1) gel pen
签字笔
1.
Experimentally analysis on the characteristics of gel pen writing marks
签字笔书写笔痕特征的实验分析
2) signature pen stroke
签字笔笔画
5) Sing Pen Ink
签字笔墨水
1.
The Recall and Prospect of the Analysis of "Sing Pen Ink";
对签字笔墨水的分析回顾及展望
6) black signing pen
黑色签字笔
1.
In this paper, we study several kinds of ways in inspecting the black signing pen, and picking out some black signing pen in the Chinese market as samples and making the samples on time.
本文系统地研究了黑色签字笔墨水的多种检验方法。
补充资料：签字
1.犹签名。多指在文件或纪念物品上亲笔写上自己的名字。
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