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- Compared with the usage of the plain roll,the application of the grooved roll could improve the product surface quality,reduce the roll consumption and increase the production output. 使用带槽轧辊比原用平辊能提高钢材表面质量,降低轧辊消耗,提高轧制产量。
- For flat products like plate and strip, plain rolls are used, and grooved rolls are used for the rolling of sections of various shapes. 平轧辊用于轧制扁平产品，如板材和带材，而轧制不同形状断面的产品则要用有槽轧辊。
- Rolls are the most important components in a rolling mill, which cause the rolled metal to deform plastically. They are two kinds of rolls: plain rolls and grooved rolls. 轧辊是轧机最重要的部件，是它们使被轧制的金属塑性变形。轧辊有两种，一种是平轧辊，另一种是有槽轧辊。
- "Grainfields spill their color across the badlands of the Missouri Breaks, a lonesome swatch of eastern Montana where the Great Plains roll to an abrupt and wild end. 绿油油的粮田把它们的色彩洒过密苏里大峡谷的荒地。大峡谷是蒙大拿州东部一块孤寂的土地，大草原一直延伸到陡峭的和荒野的尽头。
- We bivouacked on the open plain. 我们在开阔的原野上露营。
- Chock the barrel up or else it will roll over. 用楔子塞住圆桶,不然它会滚过去。
- The problem is quite plain to us. 那问题我们都很明白。
- The slow steady roll of the ship made him sick. 轮船不停地缓慢摇晃使他感到不适。
- You needn't labor a point that is perfectly plain. 这点很明显，你用不着讲个没完。
- His devotion to music is plain to see. 他对音乐的挚爱是显而易见的。
- The desk calculator use a roll of paper. 这台台式计算机使用卷纸。
- She is crazy about rock and roll. 她喜欢摇滚乐。
- Is the coastal plain good for farming? 沿岸平原适宜耕种吗？
- I'm going to a rock and roll concert tonight. 我今晚正要去参加摇滚音乐会。
- It's plain that he is the criminal. 很明显，他是罪犯。
- If the table top isn't level, things will roll off. 如果桌面不平，东西就会滚下来。
- The boy turned up missing at roll call. 小男孩在点名时不见了。
- You needn't labour a point that is perfectly plain. 这点很明显，你用不着讲个没完。
- The jokes made everybody roll about. 那些笑话逗得人人捧腹大笑。
- A policeman in plain clothes shadowed the criminal all day. 有个便衣警察整天秘密监视那个罪犯。
