價格：免費
更新日期：2019-02-07
檔案大小：1.2M
目前版本：1.0
版本需求：Android 2.3 以上版本
官方網站：mailto:opandor@gmail.com
Email：http://www.aboard.kr/user/policy.html
聯絡地址：Asan, Chungnam, Korea
KoAbacus 1.0.45 - Korean Abacus & Mental Arithmetic
The abacus is a calculating tool that was in use centuries before the adoption of the written modern numeral system and is still widely used by merchants, traders and clerks in Asia, Africa, and elsewhere.
* button function
6,5,4,3,2,1 : - positional number
+ , - , x , / : the four arithmetical operation & new number genernation
9, 8, 7, 6, 5 : bounds
stat & end : result
* Menu Button
- Auto Test : Count, Delay
- Speech : Start, End, +, -, *, /
- Sound : Click Sound
* Start Button LongClick - Abcus Clear
* Menu Button LongClick - Volume Control (4.0 ~)