In the field operation, can cause annealed wire diameter necked, surface scratch, red copper wire, copper wire color, copper wire oxidation and so on some phenomenon.
在现场操作中，会造成退火后线径变细、表面划伤、铜线发红、铜线变色、铜线氧化等一些现象。
Work DuanRuGuo didn't steam protection, copper wire them will change color.
工作段如果没蒸汽保护，铜线出来就变色。
Copper wire color (dark red or white) : continuous annealing in the work period of the line burn soft and pass cooling section after cooling can achieve lead not hot, without water.
铜线变色(暗红或发白)：连续退火在工作段把线烧软，还要经过冷却段冷却后才能达到引出线不烫、不带水。
The finished article is a splendid sight with islands of brilliant color separated by gilded copper wire.
景泰蓝艺术品富丽堂皇，镀金铜线分割出不同斑斓色彩。
The finished article is a splendid sight with islands of brilliant color separated by gilded copper wire.
景泰蓝艺术品富丽堂皇，镀金铜线分割出不同斑斓色彩。
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