Uhlelo olusekela ikhebula luqukethe iladi lekhebula, ithreyi yekhebula kanye neshaneli yekhebula.Ngokwezinto zokwakha, ihlukaniswe yaba ibhuloho lensimbi nebhuloho lepulasitiki, ibhuloho lepulasitiki eliqiniswe ingilazi njll. Ngokusho kwesakhiwo, ihlukaniswe ngeladi lekhebula, ithreyi yekhebula, ishaneli yekhebula, ngayinye inezinzuzo zayo kanye nokubi: i Uhlaka lwesitebhisi lunokusebenza okuhle kokukhipha umoya, kodwa alukwazi ukuvikela uthuli noma ukuphazamiseka, uhlobo lwesiteshi alukwazi ukumelana nothuli, oluphikisana nokuphazamiseka, kodwa ukusebenza kokukhipha ukushisa kubi.Ithreyi lekhebula lisetshenziselwa ikakhulukazi izintambo eziveziwe ezakhiweni zezimboni nezabantu.Uhlobo ngalunye lwesistimu esekela ikhebula luhlanganisa izingxenye eziqondile, izingxenye zokugoba, isiteshi se-strut, izixhumi nezixhumi.I-Hesheng Channel Strut iwuhlobo olulodwa lwabakaki.Ikholomu yensimbi yesiteshi se-PHQ-C-O1C ingamiswa phezulu noma, imiswe, futhi ifakwe.PHQ-TB-Q ihlangene