这是一个元素周期表控件，里面可以实现对元素的多选、单选等。还有很多其他功能就不再一一讲述了、、 希望与大家交流一下，互相学习。以便更加完善 -This is a periodic table control, which can be achieved on the elements of multiple choice, radio and so on. There are many other features on the not going to go, and I hop