Do you fill your pen with ink from a bottle or use cartridge?
你的笔需要重新灌墨水还是用笔芯?。
The application of the multi-cartridge writing pen can achieve the following effects: write a font with multi-line, allow the characters having cubic sense and better-looking.
实施本实用新型的多笔芯书写笔，具有以下有益效果：可以书写多线条的字体，使写出的文字具有立体感并更加美观。
Objective: to evaluate the convenience of the cartridge insulin pen (Humapen) and to investigate the patients' qualities of life after the usage.
目的：对卡式胰岛素笔(优伴笔)便利性的评估。患者使用后生活质量的调查。
Two refills for a cartridge pen.
两支替换笔芯。
Two refills for a cartridge pen.
两支替换笔芯。
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