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A kind of folding resistance heater and application method
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A kind of manufacturing method of chip heating device and chip heating device
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A kind of the circulating-heating pipe device and heating means of cleaning machine
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A kind of evaporative condenser dual-purpose heat exchanger
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A kind of heat exchanger that stability is strong
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A kind of overheated heater protective device
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A kind of heater block fault detection means
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A kind of electric heating tube component
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A kind of spiral type heated pipe structure
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A kind of combination high-efficiency heat exchanger
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A kind of circulating heater outside cleaning machine
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A kind of vehicle heater
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A kind of finned heat exchanger pipe lining device and heat exchanger tube handling method
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A kind of heat exchanger bending mechanism and bending method
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A kind of heat exchanger Quick cleaning device and cleaning method
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