Isikhwama Sokubekelwa Ngempela
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Isikhwama sokubopha uphawu maphakathi esisetshenziselwa ukufakwa kwama-mask
Isikhwama Sokubekelwa Ngempela esiphakathi, esaziwa nangokuthi isikhwama se-back sealing, silululumagama esikhethekile embonini yezokupaka. Ngamafuphi, kuyisikhwama sokupakisha esinamaphethelo esivalwe ngemuva kwesikhwama. Uhla lwesicelo se-Back Sealing Bag lubanzi kakhulu. Ngokuvamile, uswidi, ama-noodle asheshayo kanye nemikhiqizo yobisi ephethwe yonke Sebenzisa lolu hlobo lwefomu lokupakisha.Isikhwama sokubopha emuva singasetshenziswa njengesikhwama sokupakisha ukudla, futhi singasetshenziselwa ukupakisha izimonyo kanye nezinto zokwelashwa.