- frost in the soil
- 土壤结冰
English-Chinese geology dictionary (英汉地质大词典). 2013.
English-Chinese geology dictionary (英汉地质大词典). 2013.
frost line — noun : the depth to which frost penetrates the soil * * * frost line noun The underground limit to the penetration of frost into the earth • • • Main Entry: ↑frost * * * n. [in sing.] the maximum depth of ground below which the soil does not… … Useful english dictionary
Frost heaving — (or frost heave) occurs when soil expands and contracts due to freezing and thawing. This process can damage plant roots through breaking or desiccation, cause cracks in pavement, and damage the foundations of buildings, even below the frost line … Wikipedia
Frost line — The frost line also known as frost depth or freezing depth is most commonly the depth that the groundwater in soil is expected to freeze. The frost depth depends on the climatic conditions of an area, the heat transfer properties of the soil and… … Wikipedia
Soil structure — is determined by how individual soil granules clump or bind together and aggregate, and therefore, the arrangement of soil pores between them. Soil structure has a major influence on water and air movement, biological activity, root growth and… … Wikipedia
Frost line (polymers) — The frost line is a term used in plastic film manufacturing by extrusion. It refers to the point beyond the die where the temperature of the molten plastic falls below the softening point and the diameter of the extruded plastic bubble stabilizes … Wikipedia
The Irish (in Countries Other Than Ireland) — The Irish (in countries other than Ireland) † Catholic Encyclopedia ► The Irish (in countries other than Ireland) I. IN THE UNITED STATES Who were the first Irish to land on the American continent and the time of their arrival are … Catholic encyclopedia
Frost boil — Mud boils near Lapporten, Sweden Frost boils (also known as mud boils, frost scars and mud circles [1]) are upwellings of mud that occur through frost heave and cryoturbation in permafrost areas, such as arctic and alpine regions. They are… … Wikipedia
Frost line (astrophysics) — In astronomy or planetary science, the frost line, also known as the snow line, refers to a particular distance in the solar nebula from the central protosun where it is cool enough for hydrogen compounds such as water, ammonia, and methane to… … Wikipedia
Frost line (disambiguation) — In geology, the frost line is the level down to which the soil will normally freeze each winter. By an analogy, the term is introduced in other areas.*Frost line (astrophysics), a particular distance in the solar nebula from the central protosun… … Wikipedia
The White House — White White (hw[imac]t), a. [Compar. {Whiter} (hw[imac]t [ e]r); superl. {Whitest}.] [OE. whit, AS. hw[imac]t; akin to OFries. and OS. hw[=i]t, D. wit, G. weiss, OHG. w[=i]z, hw[=i]z, Icel. hv[=i]tr, Sw. hvit, Dan. hvid, Goth. hweits, Lith.… … The Collaborative International Dictionary of English
The Troubles — Troubles redirects here. For other uses, see Troubles (disambiguation). The Troubles Political map of Ireland … Wikipedia