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1·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。

2·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。

3·A ray split-off and tracing approach is presented to analyze the apparent spectral reflecting performance of a semitransparent fluid layer with undulant surface.

通过反向应用射线踪迹法并与漫反射表面的有效辐射强度相结合来分析含漫射表面半透明体的表观光谱发射特性。

4·Brucella SPP are the facultative intracellular pathogens with the ability to survive and multiply in phagocytes, and they can cause abortion of pregnant domestic animals and undulant fever in humans.

目的布鲁氏菌是兼性细胞内寄生菌，能够在吞噬细胞内长期存活并繁殖，引起家畜流产和人的波浪热。