Isikali semakethe ye-valve yesango langaphansi kwamanzi 2021-2028 i-Oliver valve, i-BEL valve, i-valve kawoyela
Ukuhlaziywa kwemakethe ye-submarine ye-valve yemakethe yomhlaba wonke, isikali, isabelo, ukukhula, izitayela kanye nezibikezelo, umbiko ka-2021-2027 uhlinzeka ngokuhlaziywa kwemakethe yama-valve yesango elingaphansi kwamanzi kusukela ngo-2021 kuya ku-2028, okuwu-2020 kuya ku-2027 isikhathi sokubikezela, uma kubhekwa lokho. 201...
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