Peifeng wanzeru Pre-sefa D20-X

Chosefera chija ndi chida choyamba chosefera madzi m'nyumba yonse, chomwe chimatha kusefa tinthu tating'onoting'ono tokhala ngati dothi ndi dzimbiri m'madzi apampopi.Chosefera chisanachitike nthawi zambiri chimayikidwa kumapeto kwa payipi, chifukwa chake chimatchedwa mawu oti "pre-sefa";ndi "sefa" amatanthauza mfundo zofunika za mtundu uwu wa zida.Zosefera zisanachitike ndizoyenera kuyika zonse zapakhomo komanso kuziyika paokha kumtunda kwa zida kapena machitidwe otsatirawa, ndipo zimagwira ntchito yoteteza.Zosefera zisanachitike nthawi zambiri zimakhala "zowoneka ngati T".Kumtunda kumanzere ndi kumanja kwa malo "opingasa" ndi malo olowera ndi madzi.M'munsi "oima" malo ndi fuselage ndi mkati yosavuta fyuluta chophimba, ndipo pansi mapeto ndi kukhetsa zimbudzi.Pakamwa amayendetsedwa ndi valavu kulamulira kutsegula ndi kutseka.
Kulondola kwa zenera la pre-sefa kumayambira 5-300 microns kutengera mtundu ndi mtundu.Amachotsa makamaka zonyansa ndi mabakiteriya, tizilombo toyambitsa matenda, dzimbiri, mchenga ndi matope ndi zonyansa zina zazikulu kuposa ma microns 5 opangidwa ndi payipi kuti apewe kuwonongeka kwa thupi ndi khungu la munthu;ndi mipope kumtunda, oyeretsa madzi, heaters madzi, makina ochapira, mkulu-mapeto Faucets ndi shawa zimagwira ntchito zabwino zoteteza, ndi zosefera chisanadze akhoza kuwonjezera "hydrochloric acid zovuta phosphorous" lonse-zoletsa fyuluta zinthu ziletsa kukula kwa mphamvu ya dzuwa ndi zotenthetsera madzi.Nthawi zambiri amaikidwa kuseri kwa mita ya madzi a chitoliro cholowera madzi kuti awonetsetse kuti zonyansa zambiri zomwe zimapangidwira mu network ya chitoliro sizingawononge thupi la munthu, ndipo zimagwira ntchito yabwino poteteza mipope yobisika, mipope, magetsi. zipangizo, etc. The pre-sefa ndi nemesis wa yachiwiri kuipitsa ndi odalirika fyuluta chipangizo zosafunika.