... solder-coated copper wire 涂焊料铜线 soldered thermoelectric refrigerating unit 焊接式热电制冷器 solderer's helmet 焊工头罩 ...
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低温半导体制冷器 low temperature thermoelectric unit 焊接式半导体制冷器 soldered thermoelectric refrigerating unit 粘接式半导体制冷器 sticky thermoelectric refrigerating unit ..
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