... catenary curve || 悬链线，垂曲线，悬垂线 catenary furnace || 悬索式炉 catenary reheating furnace || 悬链式(不锈钢连续退火)炉 ...
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catenary reheating furnace 悬链式炉 ; 悬索式炉
catenary suspension furnace 悬链炉
The catenary suspension furnace for quenching and tempering of the crankshafts has been successfully developed, and thus main heat treatment equipment has been renewed.
研制了用于曲轴调质的悬链炉，从而更新了主要的热处理设备。
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