永冻是什么意思_永冻用英语怎么说_永冻的翻译_永冻翻译成_永冻的中文意思_永冻怎么读,永冻的读音,永冻的用法,永冻的例句

This is the vegetational climate of arctic permafrost regions.

这是北极永冻地区的植物气候.

辞典例句

The harder the material under the permafrost is, the larger the chamber charge required.

永冻层之下的土壤越硬, 所需要的药室装药量也越大.

辞典例句

They are distributed in polar permafrost horizons and submarine sediments.

分布于极地永冻层和海底沉积层中.

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Thawing and refreezing each year, an active layer of soil lies over permafrost.

覆盖在永冻层上方的一层活冻层土壤,每年都会融化和重新冻结.

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