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一、概 况 钛合金支承座是直径较大的环形件,适于采用立式无芯离心铸造工艺。它的尺寸和加工余量见图1。熔铸设备为621所50kg真
First, an overview Titanium bearing seat is a larger diameter ring, suitable for vertical coreless casting process. Its size and machining allowance are shown in Figure 1. Casting equipment for the 621 50kg really