Once a would-be entrepreneur has identified what he or she thinks is a promising unmet need, he or she should evaluate and identify the risks that should be considered in deciding whether or not to pursue that business opportunity.()

速度势函数()。

A.满足拉普拉斯方程
B.在不可压缩流体中满足拉普拉斯方程

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幼儿教师职业幸福是指幼儿教师在教育工作中运用教育智慧，获取教育对象及社会的积极评价后感受到的一种来自职业本身的尊严感与幸福感。()

A.正确
B.错误

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