Sentence examples for survey were performed from inspiring English sources

Accurate DEM construction and a detailed soil thickness survey were performed all over the study area.

First, a literature study and a survey were performed in order to collect all available data on both qualitative and quantitative aspects of MNA.

Study design: Blood sampling and a questionnaire survey were performed on 440 regular high school students and 220 athletes of a physical education high school.

In this paper, relative pollen productivity (RPP) and relevant source area of pollen (RSAP) as two important parameters in quantitative vegetation reconstruction using the LRA (Landscape Reconstruction Algorithm approach) model, are estimated from the forest steppe ecotone north of Shanxi, China, where pollen sampling and vegetation survey were performed at 18 random sample sites.

Based on sample analysis, AMT and MT survey were performed at 66 sounding stations along with six MT profiles shown in Fig. 6.

Two validation studies for this survey were performed prior and after the study each in 100 subjects by comparing the gold standard of expert diagnosis of headache, showing high rate of reliability (Crohnbach alpha: 0.911 and 0.706, respectively).

The survey was performed by terrestrial laser scanners.

The survey was performed between April and July 1998.

In the 1980s, the survey was performed by a small and stable team of 35.

After the avifauna survey was performed from 2012 to 2013, the birds' variation and driving factors were analyzed.

Two hypotheses are constructed and a micro-questionnaire survey is performed to test the hypotheses.