Due to cold damage, different cracks, crosswise crack, vertical crack and irregular crack, occurred to varying degree after the project had been used for a while.
工程交付使用一段时间后，由于冻害等原因，渠道衬砌产生不同程度的横向、纵向及不规则裂缝。
The sustained low temperature stress causes the increases of damage degree and reductions of cold resistance abilities in the plants.
持续的低温胁迫，导致植物受低温伤害的程度增加，抗寒能力降低。
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