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flows in alternate passages between plates and the second fluid in the intervening passages, usually in opposite directions. the plate corrugations promote turbulence (figure ) in the flow of both fluids and so encourage efficient heat transfer. turbulence as opposed to smooth flow causes more of the liquid...
flows in alternate passages between plates and the second fluid in the intervening passages, usually in opposite directions. the plate corrugations promote turbulence (figure ) in the flow of both fluids and so encourage efficient heat transfer. turbulence as opposed to smooth flow causes more of the liquid...
flows in alternate passages between plates and the second fluid in the intervening passages, usually in opposite directions. the plate corrugations promote turbulence (figure ) in the flow of both fluids and so encourage efficient heat transfer. turbulence as opposed to smooth flow causes more of the liquid...
explosives in checked baggage. see product hi-scan atix an advanced multi-view x-ray system for the automatic detection of solid and liquid explosives in cabin baggage. see product hi-scan ax the hi-scan ax provides dual view x-ray inspection to identify explosives and other contraband at airport security...
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/basic price) petrol petrol petrol petrol unleaded unleaded diesel illum paraffin exchange rate rands/us$ jan feb mar apr may june july aug sep oct nov dec back to top energy sources petroleum price,licences, liquid fuels... natural gas governance, developments... electricity free basic electricity.....