seal with semicircular annular groove的意思|示意
美 / /
英 / /
密封采用半圆形环形凹槽
seal with semicircular annular groove的网络常见释义
半圆形油封槽 ... retainer oil seal groove 挡油环油槽 seal with semicircular annular groove 半圆形油封槽 oval groove seal contact face 椭圆槽密封面 ...