The county has continued planting both crops and obtained good yields.
这个县继续种植这两种作物,并取得了好收成。
Three unknown neutral thiosemicarbazone derivative receptors were synthesized in good yields.
利用简便的方法设计合成了三种缩氨基硫脲衍生物受体分子。
The remarkable advantages of the above mentioned reactions are mild, neutral, simple operation, good yields and atomic economy.
以上所研究的反应都具有原料易得,反应条件温和,操作简便,产率较高,以及原子经济等诸多优点。
The remarkable advantages of the above mentioned reactions are mild, neutral, simple operation, good yields and high selectivity.
以上所研究的反应都具有原料易得,反应条件温和,操作简便,选择性好,产率较高等诸多优点。
The catalysts are easy to prepare and use, they are easy to recover and reuse, and they convert olefins to epoxides in good yields with high selectivity.
催化剂容易制备和使用,易于回收并再用,且它们能以很好的收率高选择性地 将烯烃转化成环氧化物。
With South American harvest progressing ahead of normal and reports of good yields, the market may continue to drift lower absent any new supportive features.
由于南美洲收割进度快于以往,而且据报道,单产情况也不错,因此,在没有进一步利好消息的情况下,市场可能会继续走低。
Four unsymmetrical biphenyl derivatives were synthesized with good yields by the tetrakis(triphenylphosphine) palladium (0) catalysed cross-coupling reaction of arylboronic acid with bromobenzene.
芳基硼酸在三苯基膦钯催化下,与溴代芳烃偶联反应,得到较高收率的不对称联苯衍生物。
Four unsymmetrical biphenyl derivatives were synthesized with good yields by the tetrakis(triphenylphosphine) palladium (0) catalysed cross-coupling reaction of arylboronic acid with bromobenzene.
芳基硼酸在三苯基膦钯催化下,与溴代芳烃偶联反应,得到较高收率的不对称联苯衍生物。
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