Preliminary tests reveal no significant changes in the pandemic (H1N1) 2009 virus based on investigations of samples taken from patients in Ukraine.

根据从乌克兰病人身上采集的样本做出的调查，初步检测显示2009年H1N1流感大流行病毒并没有出现显著变化。

youdao

The paper analyzes the prospect of CMM based on investigations on coal output, gas emission and changes of gas drainage quantity in mine areas in China.

文章在分析我国煤矿区煤炭产量、瓦斯涌出量、瓦斯抽放量变化的基础上，提出对我国煤矿区煤层气开发前景的分析。

youdao

November 2009 - Preliminary tests reveal no significant changes in the pandemic (H1N1) 2009 virus based on investigations of samples taken from patients in Ukraine.

2009年11月17日-根据从乌克兰病人身上采集的样本做出的调查，初步检测显示2009年H1N 1流感大流行病毒并没有出现显著变化。

youdao

Omission is also very important,". Reeler's report was based on investigations by more than one dozen human rights groups which,he says, used different methods but came to the same basic conclusions.

VOA: standard.2009.06.21

"We believe, based on the investigations, in decisions that we have already taken but there is some coalition based on the criteria that we layout on our order and that is why we are asking the Election Commission or ordered the Election Commission to take this action in term of the order in a recount."

VOA: standard.2009.09.08

We provided assessments of what happened in Benghazi based on information provided by the intelligence community which -- and information that was, as we acknowledged, evolving based on investigations and more facts that were coming to light.

WHITEHOUSE: Press Briefing

They often pursue costly investigations based on hunches, which are usually wrong, he says.

ECONOMIST: How linguistic software helps companies catch crooks

The rooting is not based on rationality and due-diligence investigations.

FORBES: Who's Been Duped? The Manti Te'o Hoax.