Methods Semi-quantitative PCR method was used in this research to estimate PERV copy-number of four mini-pigs in China.

方法采用半定量pcr方法检测了我国四种小型猪内源性逆转录病毒基因的拷贝数。

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Astronauts' meals have come a long way from the freeze-dried powders and semi-liquid pastes of decades ago: now us scientists want to grow vegetables in mini-greenhouses on the moon.

从几十年前的紧缩食物和半流体膏状食物，宇航员食物产生了很大变化。而现在美国科学家又期望能在月球上的微型温室中种植蔬菜。

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And the combination of normal -quantity, semi-quantity and mini-quantity experiments is an effective way to make contriving and comprehensive experiments.

常量、半微量和微量实验相结合是设计型、综合型实验的有效途径。

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South Africa play the Seychelles in the first of Saturday's semi-final matches at the mini-tournament.

BBC: SPORT | Football | African | SA look to the future

His career in politics had a mini-peak in 1983-86 when he was a junior trade and industry spokesman, followed by semi-retirement until Mr Blair picked him for his job in May as a man who understood money and was, besides, a family friend, happy to lend the Blairs the odd holiday home.

ECONOMIST: The hounding of Geoffrey Robinson