The methods the author used include: historic research, comparative research and so on.

具体运用了历史研究、比较研究等方法。

youdao

The first clue is about the social and historic research on human demand, the expression of which will be found in parts one and two.

线索一是对“人的需要”进行社会历史的考察，主要表述在第一和第二部分。

youdao

This thesis reviews the historic research in constrained Hamilton system and progresses of gauge symmetry in constrained Hamilton system.

本文回顾了约束哈密顿系统的研究历史，介绍了约束哈密顿系统规范对称性的研究进展。

youdao

His careful research helped the lawyer Thurgood Marshall win a historic case in nineteen fifty-four.

VOA: special.2009.12.27

As part of this effort, we have made historic investments in research and clinical trials that bring us closer to unlocking tomorrow's therapies.

WHITEHOUSE: The White House

The historic average, says research out his week form brokerage firm Brockhouse Cooper, is 42%.

FORBES: Dividend Payment Downtrend

These include the restoration of a Stour Lighter river barge, landscape art and research into historic houses and farm buildings.

BBC: The Stour Valley