考制冷工程师证的要求{做证刻章+V:hao123bbs}

a dog pulling a sleigh with people on it
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a white duck floating on top of a body of water
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a couple of ducks floating on top of a lake
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a man riding a bike across a frozen lake
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a group of ducks floating on top of a lake
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a group of people skating on a frozen lake
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a group of people sitting on top of a frozen lake
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a group of people standing around a red lantern
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a group of ducks floating on top of a lake
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a black and white photo of a person sitting on a bench
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a man riding a surfboard on top of a body of water
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