分析物稳定性应在三个冻存-解冻周期后测定。
Analyte stability should be determined after three freeze and thaw cycles.
如果行星处于可居住区的更冷(外)端，它或许会进入冰冻和解冻周期。
If the planet is on the cooler edge of the habitable zone, it could go through cycles of freezing and thawing.
“每种材料随着时间的推移风化，壁板的外观将记录下雨、阳光，冻结和解冻的周期”，公司说道。
"As each material weathers over time, the appearance of the siding will record the cycles of rain, sun, freeze and thaw," the firm said.
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