针对丙酮产品的质量及产量不稳定的状况，对丙酮精制系统进行技术改造。
Technical renovation of acetone refining system was carried out because of unstable quality and output of acetone production.
在盆栽试验条件下，研究集成型肥料增效剂（IFC）对水稻群体质量及产量的影响。
The effects of integrated fertilizer companion (IFC) applying on population quality and grain yield in rice (cv. Shanyou 63) were studied.
结果解决了眼镜蛇人工驯养繁殖的技术难题，如眼镜蛇自动采食、无冬眠、蛇病的防治、异地杂交提高眼镜蛇的质量及产量等。
Well-trained scientific researchers observed the biological characteristics of Naja naja, documented the experience of domestication, management, disease control and prevention.
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