1. The causes of degeneration and death of the SGN in acoustic trauma are as yet not completely known.
噪声通过机械、代谢和血运等途径损伤毛细胞的机制已基本明确，但SGN的变性死亡的原因还不清楚。
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2. This is an experimental research into acute acoustictrauma free entirely from any explosive factor.
这是一次完全剔除爆震因素的急性声创伤实验研究。
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3. There was a possibility of acoustic trauma in the artillerymen with late—onset tinnitus or deafness.
晚期出现耳聋、耳鸣症状的炮兵，有听力损伤的潜在可能。
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4. Conclusion: Prophylactic inhalation of negative air ions can increase the cochlear blood flow and promote microcirculation thus protecting the cochlea from acoustic trauma.
结论：预防性吸入空气负离子可增加耳蜗血流量，改善微循环，因而对保护噪声性耳蜗损伤是有益的。
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5. Objective: to observe the protective effect of sound preconditioning on hearing in acoustictrauma and explore the relevant mechanism with regard to free oxygen radicals in the cochlea.
目的：观察声预处理对噪声性听力损失的保护作用，并从氧自由基途径探讨其机制。
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6. Objective: to observe the protective effect of sound preconditioning on hearing in acoustictrauma and explore the relevant mechanism with regard to free oxygen radicals in the cochlea.
