Ukusetyenziswa kwe-Chinese flange eqhagamshele ivalve yebhabhathane ephakathi kunyango lwamanzi amdaka
Ukusetyenziswa kwevalve yebhabhathane yaseTshayina eqhagamshelwe kunyango lwamanzi amdaka Kwinkqubo yokucoca ugutyulo, iivalvu ziyimfuneko kwaye zizixhobo ezibalulekileyo, zidlala indima ephambili ekulawuleni ukuhamba kwamanzi, ukulawula uxinzelelo kunye nokuhamba, njalo njalo. A...
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