题目内容
谷子白发病由于不同病菌侵染呈现出芽腐、灰背等不同症状类型。
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After Emerson's father died, he mother send him to University of ( 1 ). As a young man, Emerson was strongly ( 2 ) by a remarkable aunt of his, Mary Moody Emerson, who though ( 3 ) , had read everything from Shakespeare to the romantics, and it formed a unique religious perspective based on ( 4 ), ( 5 ) and literature, that would resonate powerfully in the life and work of her nephew.
如果子类中覆盖了父类中的方法，以父类型引用调用此方法时，优先 执行（）
多态中的方法覆盖的运行机制是什么？
3C产品采用铝合金作为外壳,常常选择的表面处理方法是?
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