本文就整数的整除性判断的重要方法——割尾法的理论与实践进行了初步探索。
The essay has done the first research to the theory and practice of the end-cutting method which is an important method to judge the divisibility of integer.
4岁以下的儿童，扭或割囊尾，并将其挤压到一汤匙。
For children under 4 years, twist or cut the capsule tail and squeeze the contents onto a spoon.
应用推荐