金属细线一种质地良好的金属线，类似于猫的胡须，呈拱形。早期应用于无线电波检测晶体装置。
Cat whisker a fine metal thread resembling the arched shape of a cat's whisker used in early radio wave detecting crystal sets.
光学仪器的目镜上的细线、圆点、十字型细线或金属丝组成的系统。
A system of fine lines dots cross hairs or wires in the focal plane of the eyepiece of an optical instrument.
管线钢在轧制变形过程中，如果边角部金属延伸不均会产生折叠，压入钢板表面后形成“细线”缺陷。
The slimline defect was formed by the folds forced in the surface which was generated by the inhomogeneity of edge and corner elongation in rolling process.
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