大学英语词汇短语释义解析及例句 thermal contraction


释义：

thermal contraction 热收缩：指物体在受热时体积缩小的现象。

例句：



Parallel linear cracks are also observed along the crater wall over the gullies, which could be due to thermal contraction of ice-rich material.

在陨石坑口壁上也发现了并行线一样的裂缝，这可能是由于含冰物质热收缩现象造成的。



A large number of ice wedges have been found active in the environment that convertionally would be regarded as too warm for thermal contraction cracking and ice wedge development.

在过去认为不会有冰楔活动的地区，发现了新生的和正在活动的冰楔。