This bangle bracelet is also backed by a manufacturer ' s lifetime limited warranty and resists scratching , breaking and denting 这款手镯也是您终身的财富的保证，能抵抗擦痕，破坏和凹痕。
Optics and optical instruments - preparation of drawings for optical elements and systems - material imperfections - inhomogeneity and striae 光学及光学仪器.光学元件和系统图纸的制备.第4部分:材料缺陷.不均匀性和擦痕
Rub the diamond on a sandpaper for several times . if there ' re some marks on the surface , it ' s forged . if no marks , it ' s a real diamond 将钻石放在细砂纸上来回擦几次，其表面有擦痕的则为假钻石，无擦痕的则为真钻石。
Optics and optical instruments . preparation of drawings for optical elements and systems . part 4 : material imperfections . inhomogeneity and striae 光学及光学仪器.光学元件和系统图纸的制备.第4部分:材料缺陷.不均匀性和擦痕
Nike declined to discuss its olympics marketing plan but says the olympics is less about advertising than about supporting the athlete 耐克不愿意谈论他们的奥运市擦痕能够计划,但是表示奥运的广告开支比赞助运动员的开支要少
Specially formulated to recover small scratches on furniture surfaces . allows furniture to regain its natural shine and gloss 其配方可以修复家?表面细小的刻痕和擦痕，使因为过度潮湿或炎热而变得色泽灰暗的木器重现自然光彩。
A coating , the coating - pressure molding of sheet metal , the coating should be visible to the naked eye , cracked concrete and scratches error 有涂层、镀层的压型金属板成型后，涂、镀层不应有肉眼可见的裂纹、剥落和擦痕等缺陷。
Acceleration scuff : friction marks that occur when the tires on the drive wheels of the vehicle are turning faster than they would normally turn , given the speed of the vehicle 加速度滑转：当车轮转动速度大于车轮正常转速时，驱动轮胎留在路面上的磨擦痕迹。
Based on the analysis of the scraped mark made by a vehicle body and another vehicle tire , a method to determine the relative speed of the two vehicles is put forward , while the position of the point who made the scraped mark is not known 摘要通过分析车轮与车身相互刮擦时所产生的刮擦痕迹，提出了在刮擦点的位置参数不能获得时，单纯依据刮擦痕迹包含的信息估计交通事故中肇事车辆速度的方法。
Displaying a crease in his flesh from a bullet wound in his left leg , 64 - year - old jer said he had been an officer for the cia - backed “ secret army , ” but made his peace after 1975 , settling down to farm north of the laotian capital , vientiane 露出左腿上一块因为枪伤留下的擦痕， 64岁的周说他过去是cia支持的秘密军队的军官，但是他在1975就放下武器，在寮国首都永珍的北边定居下来，开始务农。
