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算珠

网络Bead

算珠

算珠

Bead

... 档 rod 算珠 bead 个位 units ...

1

The ancients considered the 10 bead into a group , one set arranged well into the box, and then quickly toggle count beads calculated.

古人把 10 个算珠串成一组，一组组排列好，放入框内，然后迅速拨动算珠进行计算。

3

A string of abacus beads are arranged below the supporting board .

在托板下面安装有一串算珠。

4

As the students learn to manipulate the beads on the abacus , they learn to add and subtract .

学生在算盘上拨拉算珠，学习加减。

5

6

Abacus Apparatus of Unit Relation and Measuring Implement of Units System

单位关系算珠仪与单位制量具

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