调查人口问题 look into the population problem
美国人口调查局 United States Census Bureau ; Census Bureau ; USBC ; Bureau of the Census
人口调查 census ; demographic census ; nose-count
调查人口增长情况 survey population growth
人口调查局 Census Bureau ; Census Department ; CB
人口调查员 census taker ; enumerator
失踪人口调查组 Regional Missing Person Unit ; RMPU
当期人口调查 Current Population Survey
当前人口调查 Current Population Survey
其结果有可能不能代表要调查人口，因为讨论参与者人数较少，而且他们可能不是随机选出来的。
Results may not be representative of the population because of small Numbers of people, who are not likely to be randomly selected.
在施特劳斯所研究的32个国家当中，在体罚可以被接受的国家，接受调查人口的平均智商要比体罚罕见的国家的要低，研究者如是说。
Among 32 countries Straus studied, in those where spanking was accepted, the average IQ of the survey population was lower than in nations where spanking was rare, the researcher says.
有的调查人员说，全年的无家可归者人数可能相当于美国总人口的1%(300万人)；另一些调查人员称，这一数字应该为200万。
Some say it might be as high as one percent of the US population (three million people); others say it might be as high as two million.
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