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contract purchase
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contract purchase
Encyclopedia
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contract purchase
合同定购
国家与农产品生产者产前协商签订合同的农产品收购形式。
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irregularity
irregularity index
irregularity number
irregularity of an algebraic surface
irregularly intermittent pulse
irregular menstrual cycle
irregular nebula
irregular net
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Irregular sacrifice
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irregular variable star
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