“hot patching”可以造什么句,hot patching造句
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Based on the analysis of the hot patching craft for copper smelting furnace, gives the design of mechanism.
It is the ideal hot patching material the walls and bottoms of converters.
Based on the analysis of the hot patching craft for copper smelting furnace, gives the design of mechanism.
It is the ideal hot patching material the walls and bottoms of converters.