The PT activity in the APV containing 50 ng active PT could be detected by HST.

用HST肛温测定法可以检测到含50ng活性PT的样品中PT活性.

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Fr ü hst ü ck ist nicht im Preis inbegriffen.

早餐不包括在价钱里面.

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HubBle Space Telescope ( HST ): Most sophisticated optical observatory ever placed into orbit around Earth.

哈伯太空望远镜: 置于地球轨道上最精密的光学天文台.

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