Valve Selection Techniques
Maitiro ekusarudza mavharuvhu 1, cheki vharafu (aetv Imwe-nzira vharafu): inowanzoshanda kune yakachena midhiya, kwete yeine yakasimba particles uye viscosity yepakati. 2, kutevera yakaderera-kudzvanya vharafu nokuda DN50mm (aetv One-nzira vharafu) :, anofanira kushandisa ruomba...
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