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浮环密封
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浮环密封
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旋转密封
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floating-ring seal
浮环密封
靠浮动金属圆环与轴或壳体间的极小间隙限制流体泄漏的非接触式动密封。
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rectangular robot
rectangular robot, Cartesian robot
rectangular seal in two halves
rectangular semigroup
rectangular sequence
rectangular solid
rectangular source
rectangular spherical triangle
rectangular throatless measuring flume
rectangular triangle
rectangular trihedral angle
rectangular voice-coil motor
rectangular waveguide
rectangular waveguides
rectangular waveguide window
rectangular wave packet
rectangular-well potential
rectascension
rectennas
rectifiability
rectifiable
rectifiable arc
rectifiable current
rectifiable curve
rectifiable function
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