皮皮学，免费搜题
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搜题
【判断题】
HT250属于强度较高灰铸铁，用于制造箱体或机座类零件。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
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【简答题】简述细菌细胞基本结构的组成与功能
【简答题】What college brings us? 1 The case for college has been accepted without question for more than a generation. There has been a general consensus that all high school graduates ought to go to college b...
【多选题】读者借阅的图书丢失后如何处理?
A.
购买一本书名相同、版本相同的图书还回
B.
购买一本书名相同、出版年代相同的图书还回
C.
购买一本书名相同、作者相同的图书还回
D.
购买不到原版图书，按照图书定价的3倍赔偿
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