问题
单项选择题
我国农药制剂名称中第一部分是（）
A.农药品种名称
B.有效成分含量
C.剂型名称
D.质量浓度
答案
参考答案：B
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我国农药制剂名称中第一部分是（）
A.农药品种名称
B.有效成分含量
C.剂型名称
D.质量浓度
参考答案：B
Americans value competition. They believe that competition out the best in any individual. They claim that it challenges or even each person to produce the very best that is humanly possible. , the foreign visitor will see competition encouraged in the American home and in the American classroom, at the youngest age levels. You may find the placed on competition confusing, especially if you come from a society that promotes cooperation competition among individuals. But Americans teaching in the Third World countries find the lack of competition in a classroom situation equally . They soon learn that what they had thought to be one of the universal human qualities only a particularly American or Western value.
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