Therefore, in survey design to select proper survey time, survey method and surveyor is the feasible measure to prevent the no responses for cell.
所以,在调查设计中选择合适的访问时间、访问方法及访问员是防范单元无回答的可行措施。
参考来源 - 防范单元无回答的实验研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
N-COUNT A surveyor is a person whose job is to survey land. (土地的) 测量员
...the surveyor's maps of the Queen Alexandra Range.
…亚历山德拉皇后山脉勘测图。
N-COUNT A surveyor is a person whose job is to survey buildings. (建筑物的) 鉴定人 [英国英语]
Because light traveling down from a summit passes through many such layers, a surveyor could sight a mirage rather than the peak itself.
因为从山顶向下传播的光会穿过许多这样的层,所以测量员看到的可能是海市蜃楼而不是山峰本身。
When he grew older, William Smith taught himself surveying from books he bought with his small savings, and at the age of eighteen he was apprenticed to a surveyor of the local parish.
当威廉·史密斯长大一些,他用自己的一点积蓄买了一些书,自学测量学,并且他18岁时在当地教区做了一名测量师的学徒。
They came down near Surveyor Three, an unmanned spacecraft that had landed on the moon two years before.
VOA: special.2009.07.29
Surveyor had sent back six thousand pictures of the moon before it stopped working.
VOA: special.2009.07.29
And they visited the old Surveyor spacecraft.
VOA: special.2009.07.29
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