素材展示了Penrose拼接图案，细致精确。

这个图片素材展示了ClNa晶体结构(100)面，精确细致。

Some people build ships in bottles, but what about DNA? :)This is intended to be a piece on display in a museum or art gallery. The bottle and beveled shelf were created with Moray.

A standard CPK model, colored by element, against a stone background.The flat base-pairs are stacked in the center of the strand, perpendicular to the view, and the backbone makes a right-handed spiral around the central, vertical axis.

化学汇图板工具。

一个非常好友的flash播放器

详尽讲解了英语语法的各个知识点。

采用3D设计的一个精美的柴油机动画，形象直观易于理解。

一个化学类小工具

Penrose拼接图案的图片素材。