【Key words】 Cadmium; Form transformation; Freeze-thawing Cycles; Soil
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freeze thawing cycles
冻融循环
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The result indicated that the resistance to freezing and thawing of normal low-strength concrete is very low. Freeze-thaw cycles have important affect to concrete strength.
结果表明普通低标号混凝土抗冻性能较差，冻融循环对混凝土强度影响较大。
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