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The surface of steel wire shall not contain any oil, water or dirt and any defect of crack, knob, burr, rust, bend or scar. 钢丝表面应无油、无水、无污，并不得有裂纹、竹节、起刺、锈蚀、折弯和伤痕等缺陷。
Lamellar tearing of steel is a kind of very dangerous defect of the welding steel bridge and normally takes place at the fillet welding joint. 钢材层状撕裂是焊接钢桥中一种非常危险的缺陷,通常发生在角焊接头处。
The typical lamination defect of steel plate is introduced herein by analyzing actual situation.The proposal is presented that steel plate should be detected 100%by UT before manufacturing to control the quality. 对分层类型缺陷进行阐述，分层缺陷检测、鉴定，并对一钢板分层实例进行分析总结，提出对钢板逐张进行100%25的超声波探伤，将缺陷消除在最初阶段。
A defect of focus, such as blurring in an image. 像差焦点不准确而造成的物像模糊
It's a bridge of steel framework. 那是座钢铁结构的桥梁。
A cargo of steel was lost at sea. 有一货轮的钢材在海上遗失了。
The price of steel jump sharply last year. 去年钢材价格急剧上涨。
The ship was made of steel plates. 这船是用钢板造的。
The keel of the boat was made of steel. 这船的龙骨是钢制的。
The defect of the pottery detracts from its beauty. 这陶器的瑕疵有损它的美。
They used artificial flower in defect of real ones. 由于没有鲜花，他们使用了假花。
To the defects of the classification standard of steel wirerope,a new multi-principle classification method was pointed out,and some specific suggestions were put forward. 针对现行标准中钢丝绳分类存在不足,提出了多原则并存的分类方法,并据此提出了具体的修改和补充意见。
The factory is in great demand of steel to keep up production. 那个工厂需要大量钢铁以维持生产。
A defect of focus,such as blurring in an image. 像差焦点不准确而造成的物像模糊
The defect of these cloths is clash of colors. 这几种布的缺点是颜色不调和。
The defect of these cloths is clash of colours. 这几种布的缺点是颜色不调和。
A defect of focus, such as blurringin an image. 像差焦点不准确而造成的物像模糊。
Solve defect of painting by hand. 采用机动喷涂，解决手工刷涂不均匀现象。
In this paper,an approach to detect real-time surface defects of steel strips based on feed-forward neural network(FFN) is discussed.The experiments show that the method is effective. 为此,提出了采用基于前馈神经网络(FFN)的方法对在线带钢的表面缺陷进行检测,检测结果令人满意,表明了该方法的有效性。
Any defect of deformity, physical or moral. 身体上或道德上)瑕疵；缺陷；污点。