例句與用法

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1. The development of a suitable mass production technique seems unlikely .
   適于他們大量制種的技術(shù)看來尚未發(fā)展成熟。
2. Key to guarantee hybrid maize production quality
   確保雜交玉米制種質(zhì)量的關(guān)鍵措施
3. Cultvation and seed production technique of ludan
   魯單981栽培要點與制種關(guān)鍵技術(shù)
4. Evapotranspiration of seed maize field in arid region
   干旱區(qū)制種玉米農(nóng)田蒸散研究
5. Measures to improve hybrid maize production quality
   提高雜交玉米制種質(zhì)量的措施