As steric hindrance of the aryl amine decreased and nucleophilicity increased, occurrence of the transfor-mation reaction increased and herbicidal activity of the product decreased.
空间位阻越小,亲
性越强,副反应越容易发生,产物除草活性越低。
性As steric hindrance of the aryl amine decreased and nucleophilicity increased, occurrence of the transfor-mation reaction increased and herbicidal activity of the product decreased.
空间位阻越小,亲性越强,副反应越容易发生,产物除草活性越低。
明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工
，
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