DWDM系统的传输质量受到线性和非线性两类效应引起的损害影响，导致光信号噪声比下降，误码率增大。

The transmission quality of DWDM system is affected by the damages from linear and nonlinear effects so the ratio of optical signal to noise is reduced and the bit error rate is increased.

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对海域酸性变化效应的关注点主要集中在珊瑚、甲壳类和贝类的壳上，它们的壳正在变软。但鱼类也有可能被影响到。

Concerns about the effects of changing ocean acidity on animals has focused on weakening shells in corals, crustaceans and shellfish, but fish may also be affected.

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热效应会对这些亚高山带的草原产生剧烈的影响，造成我们非常珍惜的开花类植物的减少。

That heating effect will induce dramatic effects on these subalpine meadows, causing loss of plant seed we especially value here, the flowering plants.

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