For corrosion loss due to unknown causes, deductible per accident for first-time accident is 20% of the loss and for second-time accident the deductible per accident is 50% of the loss.

由于不明原因造成的腐蚀损失，第一次事故的免赔率为损失金额的20%，第二次事故的免赔率为损失金额的50%。

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For corrosion loss due to unknown causes, deductible per accident for first-time accident is 20% of the loss and for second-time accident the deductible per accident is 50% of the loss.

由于不明原因造成的腐蚀损失，第一次事故的免赔率为损失金额的20%，第二次事故的免赔率为损失金额的50%。

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