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- black signing pen inks 黑色签字笔墨水
- Pen type General signing pen , oil pen , ball pen . 笔型普通签字笔，油性笔，圆珠笔。
- The PIXE was used in analysis of the widely used blue and black ball-point pen inks for the first in forensic science. 摘要在国内首次应用质子激发X射线荧光法对常见的书写字迹进行刑事检验分析，确认PIXE技术可以作为文件检验当中字迹同一认定的有效方法。
- The ink in this pen is as black as night. 这支笔里面的墨水很黑很亮。
- blue-black fountain pen ink writing 蓝黑墨水字迹
- It had no traces of humanity and I didn't believe those black signs made by the cingulum. 没有人的痕迹，那些从色带磨擦出来的黑疙瘩使我不相信。
- Mazzella WD,Khanmy-Vital A A Study to Investigate the Evidential Value of Blue Gel Pen Inks Journal of Forensic Science 2002,27,(5). 徐媛媛.;黑色签字笔墨水字迹形成时间的研究[M]
- Abstract TDG-MS was applied to study the composition changing of blue gel pen inks on paper during artificial ageing at the time of this study. 摘要 采用热重-质谱联用（TDG-MS）技术研究纸张上蓝色签字笔墨水在人为老化过程中组分的变化情况。
- The company has made sure the books are easy to recognize.They all have bright yellow covers, with titles scrawled on black signs, like chalk on a blackboard. 公司为了要让这套丛书易于辨认，设计了统一的亮黄色封面，书名用草体写在黑色的底色上，就像粉笔写在黑板上一样。
- Examination of red ball-point pen ink with fluorescence spectrum 荧光光谱法检测红色圆珠笔油墨
- Dating of Fountain Pen Ink Script Using Dialysis Method 透析法测定钢笔墨水字迹的书写时间
- Article 39 Pens or sign pens and inks whose stains can be kept for long, rather than ballpoint pens or pencils, shall be used in writing transcripts and filling in legal documents. 第三十九条书写笔录和填写法律文书应当使用钢笔或者签字笔和能够长期保持字迹的墨水，不能使用圆珠笔或者铅笔。
- Please write clearly in blue or black ink. 请用蓝黑墨水填写清楚。
- He was in black from crew to earing. 他全身上下都穿着黑衣服。
- According to the principle of dialysis, writing time of different kinds of fountain pen inks on different types of papers were measured using newly researched and developed dialyzates. 本文通过最新研发的透析液,根据透析的原理,对书写在不同种类纸张上的不同种类的钢笔墨水字迹进行了书写时间测定。
- Thick black ink like that doesn't usually wash out. 那么浓黑的墨汁一般是洗不掉的。
- Lady: And I want some black ink and some glue. 女士：我还要些黑墨水和胶水。
- He whipped up a pistol and shot at the black bear. 他急忙抓起手枪，向那头黑熊射击。
- Analysis of Writing Age of Ballpoint Pen Ink by Thin-Layer Chromatography 薄层色谱法分析圆珠笔色痕形成时间
- Many people were taken off by the Black Plague. 许多人被黑死病夺去了生命。
