PEDROLLO D Submersible Mapampu a Drainage User Guide
Phunzirani zonse za mapampu a D amadzimadzi amadzimadzi pogwiritsa ntchito bukuli. Pezani tsatanetsatane, malangizo oyika, malangizo okonzekera, ndi mafunso amitundu D 8, D 10, D 20, ndi D 30.
Zolemba Zogwiritsa Ntchito Zosavuta.