Dr Maxwell Maltz noticed that amputees took, on average, 21 days to adjust to the loss of a limb and he argued that people take 21 days to adjust to any major life changes.

麦克斯维尔。莫兹maxwell Maltz注意到截肢者平均需要21天来适应断肢的情况，因此他提出人们需要21天来适应任何大的人生改变。

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Students are the major learners, they can evaluate a teacher, letting he know how his teaching method goes, the teacher can adjust his method according to students' reaction.

学生是学习的主体，他们可以评价一个老师，让他知道他的教学方面如何，老师可以通过学生的反映来调整自己的教学方法。

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Finally, the joint stations to optimize the process parameters, analysis of the furnace, pump and other major equipment problems and optimization methods to adjust.

最后对联合站内的处理工艺参数进行优化，分析了加热炉、泵等主要设备存在的问题和优化调整方式。

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We took months to adjust the organization, training, and support structures of our active combat forces, we experienced major problems with some aspects of the call up and training of our reserves, and we literally had to make thousands of modifications to our combat equipment, munitions, support equipment, and battle management and communications systems.

CENTERFORSECURITYPOLICY: Section IV: Building a Two-MRC Force for the 21st Century