... clogging 阻塞 closed annealing 封闭退火 Closed bolt 关闭式枪栓 ...
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... 密闭罐 pressure tight retort 密闭火 closed annealing 密闭壳 containment vessel ...
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The large roller hearth furnace production line for annealing hot bearing RACES is designed as a rectangular and closed structure under the limit of the length of available shop.
轴承套圈余热退火辊底炉生产线是一高度机械化自动化的特大型加热设备。由于受厂房长度限制，设计成长方形的闭环结构，这是本设计的特点之一。
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