The deviation of cognition concerning domicile issue includes three views, such as thinking that outside labor can intensify the pressure of employment competition.
在户籍问题上的认识偏差包括认为外来劳动力会扩大城市就业竞争的压力等三种观点。
Single plane mean outside diameter deviation.
单一径向平面外径变动量。
This paper discusses uncertainties of three kinds of cost estimation methods and their describing parameters-standard deviation in complicated environment of technology and outside.
本文论述了复杂的技术和外界环境条件下，三种费用估算方法涉及到的随机不确定性及其表征参数——标准差。
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