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美国米特克斯公司研制了一种用金属编织的钻头减振器(见图)。这种新型钻头减振器由一串圆环组成,每个编织的金属圆环都在成形模中压制成所需要的形状。减振器
Mitchell America has developed a metal braided drill shock absorber (see photo). The new drill shock absorber consists of a series of rings, each of which is pressed into the desired shape in the forming die. Shock absorber