pomacea sordida pomacea (pomacea) sordida (swainson, ) shell : operculum: the operculum is moderately thick and corneous. the structure is concentric with the nucleus near the centre of the shell. the operculum can be retracted in the aperture (shell opening). body: the body has a grey-brownish colour...
the temperature difference between the two fluids, and change of pressure. fouling on the sea-water side is the most usual cause of deterioration in performance. the method of cleaning the sea-water side surfaces depends on the type of deposit and heat exchanger. soft deposits may be removed by brushing...
the temperature difference between the two fluids, and change of pressure. fouling on the sea-water side is the most usual cause of deterioration in performance. the method of cleaning the sea-water side surfaces depends on the type of deposit and heat exchanger. soft deposits may be removed by brushing...
the temperature difference between the two fluids, and change of pressure. fouling on the sea-water side is the most usual cause of deterioration in performance. the method of cleaning the sea-water side surfaces depends on the type of deposit and heat exchanger. soft deposits may be removed by brushing...
the temperature difference between the two fluids, and change of pressure. fouling on the sea-water side is the most usual cause of deterioration in performance. the method of cleaning the sea-water side surfaces depends on the type of deposit and heat exchanger. soft deposits may be removed by brushing...
my cart checkout log in search site garden gift vouchers gifts for gardeners for the home christmas christmas trees christmas lights garden furniture alexander rose roble cornis sherwood bay lounge fresco pine mahogany new england old england acacia portofino cordial beach lounge monte carlo san marino...