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【简答题】
试列出8线-3线优先编码器的功能表，通过对功能表的观察，写出编码器输出端b2、b1、b0的逻辑方程。
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
【简答题】在细胞质内储藏有大量聚β-羟基丁酸(PHB)的细菌有______、______、______和______等。
【单选题】William told his wife ______.
A.
to have his shoes shone
B.
to have his shoes shined
C.
to have his shoes shining
D.
shine his shoes
【单选题】伯杰分类系统对细菌的最高分类依据是
A.
细菌细胞壁的结构特点
B.
细菌细胞膜的结构特点
C.
细菌细胞质的结构特点
D.
细菌染色体的结构特点
E.
细菌线粒体的结构特点
【单选题】— Are your shoes _____________, Mary? — No, they're _____________. [ ]
A.
wet; dry
B.
old; big
C.
dirty; dry
【简答题】his shoes dirty or clean are
【单选题】His shoes are ___dirty ____he has to wash them .
A.
too, to
B.
so, that
C.
enough, that
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