Arabic decorative patterns which have undulant curves is soul of Arabic Art.
以波状曲线为主要特征的阿拉伯装饰纹样是阿拉伯艺术的灵魂。
The other is called Bang's disease when. it affects cows, and undulant fever when it invades the human body.
一种是牛结核,另一种,在影响奶牛时,叫牛布鲁菌病,侵人人体时则称作波状热。
A ray split-off and tracing approach is presented to analyze the apparent spectral reflecting performance of a semitransparent fluid layer with undulant surface.