Roj hmab bearings nyob rau hauv dej, qhov zoo ntawm cov roj hmab bearings Roj hmab bearings nyob rau hauv dej yog tsuas yog siv nyob rau hauv ntsug axial flow twj tso kua mis thiab mix-flow twj. Nws yog tshwj xeeb tshaj yog tsim rau circulating dej twj tso kua mis, ntxuav twj tso kua mis, dej txias twj tso kua mis, seawater twj tso kua mis, dej mov thiab ...
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