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The safe and efficient intelligent environment protection highway system of passenger traffic distribution of freight
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New type solar energy highway system
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Improved serial sitting and lying dual-purpose vehicle and row sitting and lying dual-purpose seat thereof
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Series sitting-lying dual-purpose traffic tool and independent sitting-lying dual-purpose seat thereof
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Serial seating-sleeping dual-purpose car and seating-sleeping dual-purpose chairs
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Sitting and lying on two-purpose chair
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Serial seating-sleeping dual-purpose sedan and seating-sleeping dual-purpose seat thereof
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Series dual-purpose vehicle for sitting and lying and dual-purpose chair for sitting and lying
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Gas-filled rubber sealing ring and its sealing structure
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