The defects of surface of cast iron hardware and its influence on the quality of zinc deposit were analyzed.

分析了铸铁五金件表面存在的缺陷及其对镀锌层质量的影响。

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This paper describes the methods of controlling the frame quality in terms of process design, mould design, control of deformation and defects from welding surface treatment, etc.

从工艺设计、胎具设计、控制焊接变形和缺陷、表面处理等各环节实行严格的品质控制，多年来生产出多种型号的车架全部为合格品。

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The main surface of the workpiece, the assembly surface should be first processing, thus early detection of defects in the workpiece surface may be the main.

工件的主要表面，装配基面应先加工，从而及早发现毛坯中主要表面可能存的缺陷。

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They use a multimillion-dollar machine known as the Meisterbock gauge that laser-scans the entire surface of the vehicle for defects as small as a few millimeters.

WSJ: New Chrysler Battling Old Defects

So the researchers took advantage of the fibres' tendency to anchor themselves at defects on a treated glass surface.

ECONOMIST: Let��s get this straight