Can solve water daily average calculation of the average water level and flow, the procedure was used in an area surrounded by law.

可求解水利计算中日平均水位和日平均流量，本程序采用的是面积包围法。

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As police pulled away from the scene where Mr. Tsarnaev had been trapped and surrounded by law enforcement for hours scores of people lined the street clapping and screaming.

WSJ: Boston Bombing Suspect Killed in Shootout

Of course we do and no one is stronger on that, you know I stood in Bradford West, I have huge support in Bradford West, I launched my law and order speech in Bradford West surrounded by many, many friends from the Asian community who all believe that they want to be treated as equals, quite rightly.

BBC: News | BREAKFAST WITH FROST | Conservative leadership contender Iain Duncan Smith

Law enforcement officials from the base and Prince William County surrounded the area.

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