The writing system is not only the most important auxiliaryinstrument of a language, but the indispensable system of signs used in daily life.
文字是语言最重要的辅助工具，是人们日常生活中须臾不可或缺的符号系统。
2
The utility model relates to a medicine placing device during transfusion and dispensation, which belongs to the technical field of the medical auxiliaryinstrument.
一种输液配药药品摆放装置，属于医疗辅助器械技术领域。
3
The virtual instrument and auxiliary software designed for the calibration system are introduced in detail.