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расшир ющийс участок со стороны внутренней поверхности норшн , о т л и ч а ю щ н fi с тем, что, с целью иредотвращени обратного заброса масла и унрои1,еии изготовлени , расшир ющийс участок вынолиен с наклоины .ми стенками на длине дуги, зан той нажными отверсти ми.the expanding area on the side of the inner surface of the norn, which is designed so that, in order to prevent the oil from being thrown back and unroi1 ee made, the expanding section is drawn from the walls of the arc length This is with openings.
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