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单词 pore pressure
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pore pressure
pore pressure n. Geology the pressure exerted by a fluid filling the pores of a soil or rock.
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the world > the earth > water > [noun] > water in or percolating through soil > pressure of
pore pressure1947
1947 D. P. Krynine Soil Mech. (ed. 2) iv. 112 (caption) Analogy between (a) pore pressure in clay and (b) hydraulic uplift in a dam.
1969 C. R. Scott Introd. Soil Mech. & Foundations ix. 201 The stability of a retaining wall is adversely affected by large pore pressures in the soil behind it.
2004 New Scientist 24 July 39/1 [The] compression counteracts the increase in pore pressure of 1800 kilopascals, so the rock is never in tension and there should be no danger of fractures developing.
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