Field experiments were made to study the site specific function of fermentation digested effluent and sludge in the growth of cucumber and lettuce.

作为实例本文通过田间试验研究沼液、沼渣在莴笋、黄瓜生长中的作用。

youdao

The study found that about fourteen percent of those receiving the e-mail removed sexual behavior information from their site.

VOA: special.2009.02.03

The Pavlopetri Underwater Archaeology Project 2009 is at the start of a five-year study of the site which aims to define the history and development of Pavlopetri.

BBC: Sea gives up secrets to experts

The borough council has now agreed to back a study of the site over the next few months.

BBC: War of the Roses enactment

Phoenix spent its first full day in the Martian arctic plains checking its instruments in preparation for an ambitious digging mission to study whether the site could have once been habitable.

NPR: Phoenix Sends Color Photos of Mars to NASA