نتایج جستجو برای: water relations
تعداد نتایج: 692178 فیلتر نتایج به سال:
We present and discuss a simple semantic approach to force step-indexed logical relations to be transitive.
We investigatea simple form of parametricity, based on adding \abstract" copies of pre-existing types. Connections are made with the Reynolds-Ma theory of parametricity by logical relations, with the theory of parametricity via dinaturality, and with the categorical notion of equivalence.
gol-e-gohar iron ore mine of sirjan in southern part of iran is a large open pit that operates below the groundwater table and during mining operation, dewatering is required to prevent operation processes from flooding. current operation is going on by digging wells in or out of the pit and pumping to prevent flooding. as a result of the former dewatering operation a vast deep cone of depressi...
OBJECTIVES Sialolithiasis, or salivary stones, is not a rare disease of the major salivary glands. However, the aetiology and incidence remain largely unknown. Since sialoliths are comprised mainly of calcium phosphate salts, we hypothesise that drinking water calcium levels and other elements in drinking water could play a role in sialolithiasis. Owing to substantial intermunicipality differen...
following the collapse of the soviet :union: and independence of former soviet :union:republics, previous economic relations among centralasianrepublics changed and were replaced with the market economy. tensions have emerged between upstream and downstream countries located along transboundary rivers with downstream countries even resorting to threat of military action against possible restric...
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