農業用の無人ヘリコプターの操縦技術競う 茨城 水戸を英語にすると
A tournament was held in Mito city on 24th, flying a compact unmanned helicopter and competing technology to sow agricultural chemicals etc. in rice fields and fields.
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A tournament was held in Mito city on 24th, flying a compact unmanned helicopter and competing technology to sow agricultural chemicals etc. in rice fields and fields.
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