Amapayipi ensimbi angenamthungo ambozwe ngensimbi eyindilinga, futhi amapayipi ensimbi angenawo amashisela ngaphezulu abizwa ngokuthi amapayipi ensimbi angenamthungo.Ngokwendlela yokukhiqiza, amapayipi ensimbi angenamthungo angahlukaniswa abe amapayipi ensimbi angenamthungo agoqelwe ashisayo, amapayipi ensimbi angenamthungo agoqelwe ngokubanda, umthungo odonswa ngokubanda...
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