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。
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.
介绍一段炉析碳原因，催化剂析碳后的措施及烧碳过程。
Narrate a section of stoves and analyse the carbon reason Measure and burning the carbon course after the catalyst analyses carbons.
一段时间后，他意识到，他可以闻到他的手烧。
After a while, he became aware that he could smell his hands burning.
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