- 重点词汇
- 相关例句
以水杨醛为原料,经缩合、还原、酰化、脱甲基、溴化反应制得苯溴马隆,总收率40.6%。
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To establish a method of GC detection of chloroacetone in the air of workplace.
建立工作场所空气中氯丙酮气相色谱测定方法。
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Influences of nitrogenous fertilizer forms on quality of amaranth under different water conditions
不同水分条件下氮肥形态配比对苋菜品质的影响
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The key to play the nitrogenous fertilizer role was to enhance its use efficiency.
充分发挥氮肥作用的关键是提高氮肥利用效率。
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Suggestion of Optimal Ammonia Process to 18-30 Nitrogenous Fertilizer Project
对18-30氮肥工程制氨工艺方案的优化建议
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Technical Advances in Ammonia Wastewater Treatment for Nitrogenous Fertilizer Industry
氮肥工业中氨氮废水治理技术进展
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用二手设备建大氮肥可行性探讨&宁夏化工厂二套工程刍议
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Utilization of Nitrogenous Fertilizer and the Ways or Methods on Improving Its Efficiency
氮肥利用及其提高利用率的途径与方法
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Effects of Improvement Nitrogenous Fertilizer on Rice Biology Properties and Yields
改性尿素·碳酸氢铵对水稻生物学性状及产量的影响
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Influence of Nitrogenous Fertilizer Quantity on Yield and Quality of Cucumber
配方施肥,足肥巧施;氮肥追施量对黄瓜产量和品质的影响
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Influence of the Hydrogen for Safety in the Production of Nitrogenous Fertilizer
氮肥生产中氢气对安全动火的影响
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