Especially, accuracy of modified classification is largely improved for those regions of short term "s change, such as flood control district, and for much bigger and complicate study area."

特别是对于短期变化(如防洪区)较大、面积较大而复杂的研究区来说，这一方法的应用弥补了单一分类方法的不足。

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Karen Sue, the Chinese-American mother of a fifth-grader and an eighth-grader, believes the competition within the district has gotten out of control.

凯伦·苏是一位美籍华裔母亲，两个孩子分别在上五年级和八年级，她认为该区内的竞争已经失控。

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Mr Karzai had quibbled about the lack of central control over the district forces.

卡尔扎伊曾对中央缺乏对地区武装力量的控制权表示不满。

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Delhi Police special cell joint commissioner P.N.Aggarwal tells reporters the suspects are from Kupwara, a district under Indian control in divided Kashmir, and are being interrogated.

VOA: standard.2009.08.07

"I want to say to you today that we want to transfer district by district to Afghan political and military control starting next year, districts that we believe the Afghans can run themselves,".

VOA: standard.2009.11.10

Air in San Diego County remains unhealthy, especially in Oceanside and Chula Vista, said Bill Brick, senior meteorologist for the Air Pollution Control District.

CNN: Gov. Schwarzenegger vows to 'hunt down' arsonists

Because of the smoke, ash and winds, people in affected areas were urged to be cautious and to avoid unnecessary outdoor activities, the Ventura County Air Pollution Control District said.

CNN: Fire rages in California even as winds die down

Mr Brown repeated his hope, expressed in a speech on Monday, that Nato would be able to hand over control "district by district" to Afghans.

BBC: Helmand to get more Afghan troops