To find their sites, archaeologists today rely heavily on systematic survey methods and a variety of high-technology tools and techniques.

为了找到他们的遗址，考古学家现在非常依赖系统的调查方法以及各种高科技工具和技术。

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Methods: Uses trace survey methods.

方法：采用线索调查的方法。

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And we have made good use of the more standard secondary database, interview, case, and survey methods.

我们已经良好地运用了更多的标准二级数据库、采访、案例和调查问卷方法。

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It shared the headline finding but not the questionnaire, survey methods or calculation used to find losses.

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The latter, based on respected survey methods, nevertheless has been criticized as excessive.

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They have suspected for a while that the older survey methods were biased, and that the inflation thus produced was tolerated because it helped twang the heart-strings of potential donors.

ECONOMIST: AIDS