Ukufakela ukufudumala kwamanzi kuya kubonwa ngumntu wonke, iiprojekthi ezininzi zendawo ziye zaqala ngokuthe ngcembe ukufaka izixhobo zokufudumeza amanzi, ngoko kutheni ukufudumeza kwamanzi kuthandwa kangaka?Oku kulandelayo nceda 505 iimveliso zetsimbi Co., LTD.-inkosi yezinto zobhedu zokuyenza idume: Ukhathalelo lwempilo iRadian...
Kule mihla, ngolwandiso oluthe chu kwimakethi yezixhobo zemibhobho yamanzi, izitayile ezininzi zezixhobo zentengiso zemibhobho azinasiphelo, ezinje ngokudityaniswa kwemibhobho, isigama sehydraulic yinkqubo yoxinzelelo lwehydraulic yokudibanisa umbhobho okanye umbhobho ofakelweyo kumalungu olwelo olwenziwa ngamanzi aphantsi komhlaba, oko kukuthi. ..
Igama lobhedu libhekisa kwi-alloy ye-zinc yobhedu, yaqala kwi-Ming Dynasty, irekhodi layo kwi-"Ming Hui Dian" : "I-Jiajing, umzekelo, i-Tongbao imali yezigidi ezithandathu ze-wen, ezimbini zobhedu zomlilo ezingamashumi amane anesixhenxe amawaka angama-272 jin…… .I-Brass I-alloy yobhedu enezinki njenge-additiv eyintloko...
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