What's the difference between flume and trough?

Flume


Definition:

  • (n.) A stream; especially, a passage channel, or conduit for the water that drives a mill wheel; or an artifical channel of water for hydraulic or placer mining; also, a chute for conveying logs or lumber down a declivity.

Example Sentences:

  • (1) The turnover rates and oxidation rates of plasma glucose, lactate, and free fatty acids (FFA) were measured in three harbor seals (average mass = 40 kg) at rest or during voluntary submerged swimming in a water flume at 35% (1.3 m.s-1) and 50% (2 m.s-1) of maximum oxygen consumption (MO2max).
  • (2) These results both from the flume and the pool indicated extremely good linearity.
  • (3) In flame projection tests each MDI was fired horizontally into a flame, and the ignited flume length emitted from the MDI was measured.
  • (4) The biggest, Zoom Flume, continues for a quarter of a mile.
  • (5) It was a little like being invited to an exhibition of the latest developments in trouser pressing technology, going along because you felt you had to, and then finding it was actually being held at a gigantic water park with no queues for the flumes.
  • (6) Filming was continued till the flume could no longer be visualized on the TV monitor.
  • (7) At any given oxygen uptake, Q obtained by the CO2 rebreathing method during tethered swimming was not significantly different from the Q obtained by the dye-dilution method during flume swimming.
  • (8) High speed photography was used to record flumes seen on the video monitor, to enable characterization of flume appearance, dimensions and mean velocity.
  • (9) Six healthy male swimmers, aged 10-12, swam tethered using the breast-stroke in a flume.
  • (10) Thirdly, maximal direct conventional techniques used to evaluate maximal oxygen consumption (VO2 max) in swimming include free swimming, tethered swimming, and flume swimming.
  • (11) Six male college swimmers performed submaximal and maximal exercise tests in both styles in a swimming flume.
  • (12) Four healthy subjects were studied during exercise in water, using a swimming flume, and in air, on a stationary bicycle ergometer at mean skin temperatures of 30 and 33 degrees C, respectively.
  • (13) In the results of CS-flume and CS-pool, the regression relations between D and T were expressed in the general form, D = a+b x T, with r2 being higher than 0.998 (p less than 0.01), respectively.
  • (14) William Hague sipped cocktails with his wife at the Notting Hill carnival; he rode a log flume at an adventure park wearing the baseball cap that became so notorious.
  • (15) We have examined the aerosol spray flumes generated by four commercially available MDI products using high speed video photography.
  • (16) The propulsive motions of swimming harp seals (Phoca groenlandica Erxleben) and ringed seals (Phoca hispida Schreber) were studied by filming individuals in a flume.
  • (17) Ifeel about weddings the way cats feel about log flumes; the way babies feel about bathwater; the way cows feel about bolt guns and sloping floors.
  • (18) Eight highly trained swimmers were instructed to swim until onset of fatigue at four predetermined swimming speed levels in the swimming flume and at maximal effort over four different swimming distances in the swimming pool.
  • (19) Waterworld (adults £14.50, kids from £7.49) at Festival Park in Stoke-on-Trent has rapids in the dark, ringos and a wave pool; Wet 'N Wild (adults £11.95, kids £6.95) in North Shields , Tyneside , is one of the UK's biggest, with a flume running down three floors and a black hole ride; the LC in Swansea (adults £7, kids £4) offers up Wales's biggest indoor pool, with a rollercoaster water slide and whirlpool.
  • (20) Trout were infected at 7.5 degrees C for 10-50 min and all attached cercariae were washed off and removed from the flume.

Trough


Definition:

  • (n.) A long, hollow vessel, generally for holding water or other liquid, especially one formed by excavating a log longitudinally on one side; a long tray; also, a wooden channel for conveying water, as to a mill wheel.
  • (n.) Any channel, receptacle, or depression, of a long and narrow shape; as, trough between two ridges, etc.

Example Sentences:

  • (1) These observations were confirmed by the killing curves in pooled serum obtained at peak and trough levels.
  • (2) Plasma aldosterone peaked (p < 0.05) at 22 hours after operation, and argine vasopressin peaked (p < 0.05) at two hours and then declined (p < 0.05) to a trough at 24 hours.
  • (3) Our observations demonstrated that echographic coaptation of the aortic valve leaflets coincides with the trough of the aortic pressure incisura and the onset of A2.
  • (4) The goal of the expedition, led by Prof Ken Takai of the Japan Agency for Marine-Earth Science and Technology, was to study the limits of life at deep-sea vents in the Cayman Trough as part of a round-the-world voyage of discovery by the research ship RV Yokosuka .
  • (5) IDDM in Canterbury, New Zealand, presents in cycles of incidence peaks and troughs, each spanning 2-3 yr.
  • (6) No IgE circadian rhythm was validated in healthy children while a large amplitude (approximately equal to 30% of the 24 hours mean) circadian rhythm with 2 diurnal peaks and a nocturnal trough was demonstrated (P less than 0.0023) in the asthmatics.
  • (7) Trough levels of LH, however, are dependent on the frequency of LHRH-induced pulsatile LH secretion.
  • (8) Appropriate conditions for administering the drug by intravenous drip infusion to neonates and infants at ages of more than 1 week were investigated taking observed blood levels and achieved peak levels and trough levels calculated using the one-compartment open model into account.
  • (9) Dose limiting toxicities were observed in 9 of 10 patients with 12-h trough piritrexim concentrations greater than 0.5 microM, whereas only 2 of 7 patients with trough concentrations less than 0.5 microM experienced dose limiting toxicities.
  • (10) Both free and luciferase-bound B show similar negative circular dichroism in the region 330-475 nm with troughs at 375 and 380 nm, respectively.
  • (11) Whole blood steady-state trough concentrations of cyclosporine were measured by radioimmunoassay (RIA) and TDx assays employing monoclonal antibodies in 82 samples from 39 renal transplant patients.
  • (12) Regression analysis also showed a strong relationship between the area under the curve (AUC) from time 0 to 11 hours after the initial dose and the trough at steady state (r = 0.86).
  • (13) algebraic sum of these three cosine functions yielded a circadian waveform with peak-times occurring near 0300 and 1130 hr and a trough-time about 2200 hr.
  • (14) Group I represented the modified "over-the-top" technique with a deep cancellous bone trough and represented the most isometric tracking.
  • (15) Circular dichroic spectra of the lipophorins and apolipophorin from 190 to 250 nm showed a single trough at 218 nm and a peak at 194 nm.
  • (16) • The best ideas are tested by their peaks and troughs.
  • (17) During the estrous cycle, mitotic activity of the granulosa cells was highest at estrus in follicles less than 601 micron, and at diestrus in follicles greater than 600 micron; while the mitotic trough was at proestrus in all the follicles.
  • (18) Data analysis revealed a seasonal pattern in the monthly distribution of births, with the peak period observed during April-June, and a trough during November-January.
  • (19) The issues in CsA monitoring include selection of sample matrix, analytical method, dosing interval and the timing of trough measurements, the temporal relationship between measurements and physiological events such as toxicity, the concurrent presence of multiple other immunosuppressive agents, and the lack of "gold standards" for determining rejection, adequate immunosuppression, and toxicity.
  • (20) The addition of LTB4 to the microsomal fraction gave a type-I spectral change with a peak at around 390 nm and a trough at 422 nm, indicating a direct interaction of LTB4 with the cytochrome P-450.