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A kind of system and its test method for testing oil-gas separation efficiency
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A kind of turbo-supercharged engine intake manifold with flow-guiding structure
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Compact type fuel coarse filter with integrated effects of heating and maintenance indication
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Integrated multi-frequency variable noise elimination air filter
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Automobile plastic part fixing device based on the mode that single rubber pad is matched with multiple supports
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Measurement device and method for compression set
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Measurement device and method for multi-sample compression set
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Measuring method for filter element water resistance test
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