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【单选题】
关于神经兴奋的叙述，错误的是
A.
刺激神经纤维中部，产生的兴奋沿神经纤维向两侧传导
B.
兴奋在神经纤维上的传导方向是由兴奋部位至未兴奋部位
C.
神经纤维的兴奋以局部电流的方式在神经元之间单向传递
D.
在神经纤维膜外，局部电流的方向与兴奋传导的方向相反
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皮皮学刷刷变学霸
举一反三
【判断题】守门员可以在罚球区的任何一点将球放定后提出
A.
正确
B.
错误
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【判断题】金属材料的抗拉强度越大,其疲劳极限也越大。
A.
正确
B.
错误
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【单选题】构成模值为256的二进制计数器,需要 级触发器 。
A.
8
B.
128
C.
2
D.
256
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【单选题】the distress traffic should,as a general rule,be initiated on the appropriate distress traffic channel in____in which the DSC alert was received.
A.
the same frequency
B.
the same band
C.
the same channel
D.
the same bank
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【单选题】The distress traffic should, asa general rule, be initiated on the appropriate distress traffic channel in( ) in whichthe DSC alert was received.
A.
the same frequency
B.
the same band
C.
the same channel
D.
the same bank
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【单选题】从汉高祖至汉景帝时期,西汉的法制思想主要是( )。
A.
黄老思想
B.
儒家思想
C.
墨家思想
D.
法家思想
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【单选题】In a traffic separation scheme, when joining a traffic lane from the side, a vessel shall do so（）.
A.
only in case of an emergency or the engage in fishing within the zone
B.
as nearly as practical at right angles to the general direction of traffic flow
C.
at as small an angle as possible
D.
only to anchor within the zone
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【单选题】本次实验食品中甲醛含量检测的原理就是甲醛与显色剂反应生成( )化合物。
A.
黄色
B.
橘色
C.
紫色
D.
红色
查看完整题目与答案
【单选题】In a traffic separation scheme, when joining a traffic lane from the side, a vessel shall do so_ .
A.
only in case of an emergency or to engage in fishing within the zone
B.
as nearly as practical at right angles to the general direction of traffic flow
C.
at as small an angle as possible
D.
never
查看完整题目与答案
【单选题】In a traffic separation scheme, when joining a traffic lane from the side, a vessel shall do so（）.
A.
at as small an angle as possible
B.
as nearly as practical at right angles to the general direction of traffic flow
C.
only in case of an emergency or to engage in fishing within the zone
D.
never
查看完整题目与答案
相关题目：
【判断题】守门员可以在罚球区的任何一点将球放定后提出
A.
正确
B.
错误
查看完整题目与答案
【判断题】金属材料的抗拉强度越大,其疲劳极限也越大。
A.
正确
B.
错误
查看完整题目与答案
【单选题】构成模值为256的二进制计数器,需要 级触发器 。
A.
8
B.
128
C.
2
D.
256
查看完整题目与答案
【单选题】the distress traffic should,as a general rule,be initiated on the appropriate distress traffic channel in____in which the DSC alert was received.
A.
the same frequency
B.
the same band
C.
the same channel
D.
the same bank
查看完整题目与答案
【单选题】The distress traffic should, asa general rule, be initiated on the appropriate distress traffic channel in( ) in whichthe DSC alert was received.
A.
the same frequency
B.
the same band
C.
the same channel
D.
the same bank
查看完整题目与答案
【单选题】从汉高祖至汉景帝时期,西汉的法制思想主要是( )。
A.
黄老思想
B.
儒家思想
C.
墨家思想
D.
法家思想
查看完整题目与答案
【单选题】In a traffic separation scheme, when joining a traffic lane from the side, a vessel shall do so（）.
A.
only in case of an emergency or the engage in fishing within the zone
B.
as nearly as practical at right angles to the general direction of traffic flow
C.
at as small an angle as possible
D.
only to anchor within the zone
查看完整题目与答案
【单选题】本次实验食品中甲醛含量检测的原理就是甲醛与显色剂反应生成( )化合物。
A.
黄色
B.
橘色
C.
紫色
D.
红色
查看完整题目与答案
【单选题】In a traffic separation scheme, when joining a traffic lane from the side, a vessel shall do so_ .
A.
only in case of an emergency or to engage in fishing within the zone
B.
as nearly as practical at right angles to the general direction of traffic flow
C.
at as small an angle as possible
D.
never
查看完整题目与答案
【单选题】In a traffic separation scheme, when joining a traffic lane from the side, a vessel shall do so（）.
A.
at as small an angle as possible
B.
as nearly as practical at right angles to the general direction of traffic flow
C.
only in case of an emergency or to engage in fishing within the zone
D.
never
查看完整题目与答案