减活的
双语例句原声例句
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这样就避免了一般固定床反应器中过热部位使催化剂减活的现象。
Thus the hot spot which causes catalyst deactivation in conventional fixed bed reactor is avoided.
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多数是在鸡胚中生产的灭活病毒疫苗，一些是在细胞培养基中生产的灭活疫苗，还有几个减活病毒疫苗。
Most will be inactivated virus vaccines made in eggs, some will be killed virus vaccines made in cell cultures and a few will be live attenuated virus vaccines.
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更重要的是，这种减毒活病毒结种于未孵化的鸟类后可提供有效的预防。
More importantly, this live attenuated virus provided effective protection when it was administered to birds before they had hatched.
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That's the harmonic series that's on that, and what the valves do is they shorten and lengthen that vibrating column of air very much like the cello string on the fingerboard.
这就是圆号上的泛音列,活瓣的作用是增长或减短,空气柱的高度,很像大提琴指板上的弦
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