Study the combined forms and distribution of selenium, the extraction and separation technology of macromolecule containing selenium in corn of Shuanghe of Enshi city.

研究了恩施双河产玉米中硒的赋存形态、分布及含硒大分子的提取分离技术。

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Study the combined forms and distribution of selenium, the extraction and separation technology of macromolecule containing selenium in corn of Shuanghe of Enshi city.

研究了湖北恩施所购买的荸荠中硒的赋存形态、分布及含硒大分子的提取分离技术。

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As one kind of traffic organization, plane separation is often used in the practice of traffic administration of the city.

立交平做作为一种交通组织方式，在城市道路交通管理实践中经常被运用。

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On Monday, the city issued a statement announcing that a separation agreement had been reached with Lee to resign.

CNN: STORY HIGHLIGHTS

More than two decades after the Berlin Wall succumbed to the will of Ms. Thiele and millions of other East Germans to see what lay beyond its concrete ridges, Berliners are fighting to keep the remaining traces of the city's nearly 30-year separation intact.

WSJ: In Berlin, Wall Divides Developers, Protesters

In this case, the assumption that greater safety is achieved by separation of vehicle and pedestrian is being challenged, and may turn out not to hold up at all for specific city areas.

FORBES: The Car on the Sidewalk and Other Reversals