问题：
[填空题]引起组织兴奋的条件是_________,_________,_______
参考答案：
一定的刺激强度、一定的刺激时间和一定的强度—时间变化率
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- ● The alutation i written fluh with th________margin________pace or line below the inide addre.
- ● The alutation i written fluh with th________margin________pace or line below the inide addre.
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