They can also be used to modify viscosity in ball pen printing ink.
也可在圆珠笔油墨中作调节粘度用；
The IR spectra of different ball pen script at different paper were determined by FTIR microscope and ATR objective.
本文运用傅里叶变换红外光谱显微技术，测定了不同圆珠笔在不同纸张上书写字迹油墨的红外光谱。
Ningbo Sunnygifts Co. , Ltd. is specialized in promotional ball pen and hardware , thank you for your long-lasting support.
宁波阳光礼品有限公司是一家专业出口笔类礼品及手动工具的外贸公司。欢迎国内外商家大力支持。
This article presents the structure of ball pen cores and its principle of operation. Some Suggestions are given to improve its qualities.
本文介绍了圆珠笔芯的构造及其工作原理，提出了提高圆珠笔芯质量的某些途径。
The small power unit system of the ball-pen machine with multi-station should operate smoothly at high speed for the quality and efficiency of the tip of ball pen.
多工位制笔机床的小动力头系统要求高速、稳定地旋转，以保证笔头的加工质量和生产效率。
He rooted about in all his drawers and found the lost ball-pen at last.
他在所有的抽屉里翻来翻去，最后终于找到了丢失的圆珠笔。
He rooted about in all his drawers and found the lost ball-pen at last.
他在所有的抽屉里翻来翻去，最后终于找到了丢失的圆珠笔。
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