The tobacco may be infected by PVY and CMV coinstantaneous.

PVY和CMV等病毒可以对烟株进行复合侵染。

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At the same time, the efficiency of COD removal was 87.24%, which demonstrates the coinstantaneous removing of both organic and nitrate nitrogen.

COD的平均去除率为87.24％，基本实现了同一反应器中有机物和硝酸盐的共同去除。

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The research coinstantaneous shows that the boundary transition should be considered, and effective transition method should be adopted to ensure the normal work of the scramjet engine.

同时说明，在超燃进气道设计过程中，需要充分考虑边界层转捩问题，引入有效的边界层转捩控制方法，以保证发动机的正常工作。

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