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【判断题】
运动神经兴奋时,钠离子进入轴突末梢的量与囊泡释放量呈正变关系。A.
正确
B.
错误
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】请简述构件由于强度不足引发的两种失效形式。
【简答题】填空(10分)大众车系电路图中表示的是____ 的电路和____的电路,电源的正负极另外在线路中标出。
【单选题】It can be concluded that ________.
A.
raising the world's temperature only a few degrees would not do much harm to life on earth
B.
lowering the world's temperature merely a few degrees would lead many major fanning areas to disaster
C.
almost no temperature variations have occurred over the past decade
D.
the world's temperature will remain constant in the years to come
【单选题】It can be concluded that __________
A.
raising the world ’ s temperature only a few degrees would not do much harm to life on earth
B.
lowering the world, s temperature merely a few degrees would lead many major farming area to disaster
C.
almost no temperature variations have occurred over the past decade
D.
the world’s temperature will remain constant in the years to come
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