frost line
максим.глубина промерзания

Pipeline dictionary. 2013.

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  • frost|line — «FRST LYN, FROST », noun. the maximum depth to which frost penetrates into the ground in a given locality, as measured during winter …   Useful english dictionary

  • frost line — ☆ frost line n. the limit of penetration of soil by frost * * * …   Universalium

  • frost line — ☆ frost line n. the limit of penetration of soil by frost …   English World dictionary

  • 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

  • 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 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

  • 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

  • Frost — is the solid deposition of water vapor from saturated air. It is formed when solid surfaces are cooled to below the dew point of the adjacent air. [cite web |url=http://www.weatherquestions.com/What causes frost.htm |title=What causes frost?… …   Wikipedia

  • 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

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