0 a tool consisting of a wood, plastic, or metal frame with a wire or plastic net attached to it. You use it either to separate solids from a liquid, or you rub larger solids through it to make them smaller -- 篩；濾器
Oysters were reared in cylindrical sieves in 1000 l tanks with recirculating enriched seawater.
Collection involved scooping out loose soil from the burrows and sieving it as described above.
Aggregates were premoistened with deionized water by capillary action for 10 min and then subjected to wet sieving for 5 min27.
To extract seeds, we thoroughly mixed each sample with water and rinsed it through sieves with decreasing mesh width (4, 2, 1 mm).
The sand was sieved and washed, and the fraction retained between sieves of 160 m and 425 m pore size was used.
Ants were baited with milled rice that was sieved into five particle sizes: < 0.2, 0.2-0.5, 0.5-0.8, 0.8-1.5 and 1.5-2.5 mm.
Few investigators have utilized dextran sieving techniques to elucidate the properties of the glomerular filtration barrier in women with pre-eclampsia.
Now we give another construction for low mod 6 rank co-diagonal matrices using modular sieves.
