Cov ntawv tsis siv hlau lim
Cov lus piav qhia luv luv:
Khoom Nthuav dav
Mesh qhib: 11-900 micron.
Dav: 1-3.3M.
Ntev: 30-70M, lossis tsim raws li koj qhov yuav tsum tau ua.
Daim ntawv thov: Ua kua thiab ua kua hauv cov khoom noj, chaw lag luam thiab lwm yam lag luam.
