Da: Zida zopangira fumbi lophulika, zokhala ndi chitetezo "chapamwamba kwambiri", sizomwe zimayatsira pansi pakugwira ntchito bwino, kulephera koyembekezeredwa kapena kulephera kwenikweni.
Db: zida zopangira fumbi lophulika, zokhala ndi chitetezo "chapamwamba", sizomwe zimayatsira zimagwira ntchito bwino kapena zomwe zimayembekezereka.
Dc: zida zomwe zimagwiritsidwa ntchito m'malo ophulika fumbi, okhala ndi chitetezo "chambiri", sizomwe zimayatsira pakugwira ntchito bwino, ndipo njira zina zodzitchinjiriza zitha kuchitidwanso kuwonetsetsa kuti kuyatsa kogwira mtima sikungapangidwe ngati zikuyembekezeka kuchitika pafupipafupi. gwero loyatsira (monga kulephera kwa nyali).
MarstChitetezo Equopment (Tianjin) Co., Ltd, Rita, bradia@chinawelken.com, 86-17827811689
Nthawi yotumiza: Feb-08-2023
