1. Roughness of the skin can be caused by bad diet.
    饮食不好可能引起皮肤粗糙。

1. 粗糙度：三峡大坝上游各地的水力坡度不是一个常数(constant value),而是一个变量,她取决于入库的流量(in-flow)、出库(out-flow)的流量、水库的截面(cross-sections)及截面上的与粗糙度(roughness)等.

2. 粗糙：伯克(Burker)则于1757年提出,在宏伟(sublime)与优美(beautiful)两种类型之外,还有另一种风景,即画意(picturesque)风景;Uredale Price在1794年对这种画意风景进行了详细的阐述,认为它的特点是形式错综复杂,朴素粗糙(roughness),充满了变化(va

3. 糙度：经反射(reflection)和后向散射(backscatter)返回的电磁波被雷达接收.接收后的信号经过数字化处理变成数字资料(digital data),这些数字资料包含着被探测点的斜率(slope)和粗糙度(roughness)信息.每个探测点的数据代表一个像素(pixel=picture element),

4.

4. 粗度：从下图的X轴与Z轴所组成的二维截面上可看出,表面形貌(Texture)是粗度(ROughness)与波幅(Wavinees)二者相加之总合. 而Lay的种线纵深变化,则是从X与Z截面所看去全部展开的物体表面,故Lay可为棱伸或景深. 机械接触式量测,

1. harsh or severe speech or behavior

    e.g. men associate the roughness of nonstandard working-class speech with masculinity
           the roughness of her voice was a signal to keep quiet

2. an unpolished unrefined quality

    e.g. the crudeness of frontier dwellings depressed her

    Synonym: crudeness

3. a texture of a surface or edge that is not smooth but is irregular and uneven

    Synonym: raggedness

4. the quality of being unpleasant (harsh or rough or grating) to the senses

    Synonym: harshness

5. the formation of small pits in a surface as a consequence of corrosion

    Synonym: pittingindentation

6. rowdy behavior

    Synonym: rowdinessrowdyismdisorderliness

7. used of the sea during inclement or stormy weather

    Synonym: choppinessrough water