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【判断题】
铅酸蓄电池以20ｈ放电率放电终了时，其单格电池电压应是1.75V。A.
正确
B.
错误
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】I had told them the reason, ______ I didn't attend the meeting.
A.
for which
B.
for what
C.
for that
【单选题】I had told them the reason, ______ I didn't attend the meeting.
A.
for which
B.
at which
C.
for whom
D.
why
【单选题】I had told them the reason, _____ I didn't attend the meeting.
A.
why
B.
for which
C.
at which
D.
for whom
【单选题】关于踝足部运动学说法不正确的是
A.
足弓有二,即内、外侧纵弓
B.
胫骨后肌麻痹会使足弓下降,形成平足
C.
足的外侧缘提起、内侧缘下降,足底转向外下方称为外翻
D.
足的内侧缘提起、外侧缘下降,足底转向内下方称为内翻
E.
踝关节的紧锁位是完全背屈
【单选题】I had told them the reasons, ___I didn't attend the meeting.
A.
why
B.
for which
C.
that
D.
which
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