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The spring cup of electric automobile brake has good symmetry with a complicated shape.
电动车制动器弹簧盖是一个形状复杂但对称性较好的零件。
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Hydraulic Brake Cylinder Rubber CUP, O-RING, Dust Boot, C. V. Boot, Disc Repqir Kit, Repair Kit and Brake Hoses.
汽车制动器密封件，传动轴防尘套，汽车制动器修理包及刹车软管。
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