The num Lock key and virtual numeric keyboard are gone.
数码锁定键和虚拟数字键盘都没有了。
Digital calculator experimental system is a cashier numeric keyboard training system developed for business vocational school.
数字计算器实验系统是面向商业类职校学生收银操练的实验系统。
Digital calculator experimental system is a cashier numeric keyboard training system developed for business vocational school.
数字计算器实验系统是面向商业类职校学生收银操练的实验系统。
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