If this is right, then we haven't discovered, in the reward reinforcement system, a neurochemical signature of addiction.
如果这是正确的结论，那么我们还没有揭露在奖惩系统中，神经科学家关于上瘾的解释。
A concept is provided that the supporting construction of rock bolt system consists of key, secondary reinforcement and quasi-plastic supporting structures. And their interactions are analyzed.
提出了岩体锚固的承载结构体系由关键承载结构、次生加固承载结构和准塑性承载结构组成的概念，并分析了三者之间的相互作用关系。
Organizational behavior modification - a formal system of behavioral feedback and reinforcement.
组织行为修正法—一套正式的行为反馈于强化系统。
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