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pole of a quadric surface
二次曲面的极点
数
pole of a quadric sur...
pole of acceleration ...
pole of angular momentum
pole of circle
pole of coordinate sy...
pole of figure
pole of first order
pole of inaccessibility
pole of inertia
pole of integral
pole of magnet
pole of orbit
pole of order n
pole of polar coordin...
pole of rotation
pole of spreading
pole of the ecliptic
pole of the equator
pole of velocity diag...
pole oil switch
pole orbit
pole pair
pole paper
pole piece
pole piece spacing
pole piling
pole pin
pole pitch
pole plate
pole plough
pole position
pole press
pole prod
pole pruning saw
pole reagent paper
pole retriever
pole reverser
pole ring
pole road
pole scaffold
pole scaffolds
pole setting
pole shank
pole sheet
pole shim
pole shoe
pole shoe spreader
pole shore
pole shunting
pole socket
pole spacing
pole span
pole spring
pole spring cap
pole spur
Pole Star
pole step
pole stock
pole strength
pole support
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