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APPARATUS FOR DISTRIBUTING AND CONTROLLING WATER LEVEL IN RICE-GROWING DITCHES
APPARATUS FOR DISTRIBUTING AND CONTROLLING WATER LEVEL IN RICE-GROWING DITCHES
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机译:水稻沟水位分配与控制装置
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摘要
the invention относитс rural хоз йству and could be used in rice systems. it improves the reliability of the work and simplifies the design.this is a достигаетс contour distribution of every cheque
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