| 摘要 |
A device comprises a bottom 1 with posts 2 vibrators 15 mounted on the bottom, two-part form with a pallet 12 divided by a vertical partition 13, longitudinal boards 4 hingedly connected to the posts, the longitudinal boards being provided with deflected outwards additional longitudinal walls 5 creating the funnel 6 and have the form of steps thickness delimiter and creating the void by the deflected angular box comprising the pressure-exerting screw stopper 9. The box has the electric heating element 10. |
