试验以50ng混合标准品吸附管1和2为研究对象，考察了色谱柱的不同柱长（30，60m）对测定结果的影响。结果表明，采用柱长为60m的色谱柱时，有利于VOCs的分离并且提高了各目标化合物的分离度。因此，试验选择柱长为60m的VF-5ms色谱柱进行分离。 2.2.2 分流比及流量 ...

Fil-American sprinter Kristina Knott failed to advance to the women’s 60-meter semifinals after finishing sixth in her heats at the 2025 World Indoor Athletics Championships in Nanjing, China on ...

And United bosses will look to strike a permanent deal with Aston Villa for Rashford in the region of £60m. “Since joining Villa, Rashford has rediscovered some of his best form and love for ...

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The tech company is planning a massive new campus on the East Bank in an area known as River North. Construction has not begun on site, but the headquarters will eventually accommodate 8,500 workers.

The Dren Bio therapy is part of a growing trend of research into autoimmune disease medicines that can reset the immune system instead of suppressing it. The work is built on promising results in ...

A council could save up to £60m over the next five years by using artificial intelligence (AI), a report has claimed. An internal report carried out by Cheshire East Council, external said AI ...

Indeed, the penultimate page details that “outside investors” - likely including existing Treasure Cay homeowners - are being targeted for $60m of the ... he gathered 30 community leaders ...

Find out the full list of winners and podium finishers from the competition at the Nanjing Sports Training Centre in the People's Republic of China.