What are the paraxial approximation conditions in physical optics?

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How about the radial and axial directions of a cylinder?

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How do I display the arrow of the Y axis and the X axis in the Geometer's Sketchpad (I didn't draw the arrow, ah, the following picture)picture

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With regard to the matching system, when to choose the base hole system, when to choose the basic shaft system, what are the basis for selection?

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EXCEL how do you use the spindle and sub axis?

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The difference between the drive shaft and the drive shaft and the driven shaft

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CAD axonometric drawing oblique annotation, why left and right tilt?

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What are the differences between axial and oblique strikes of hydraulic generators?

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Who can say in detail under the axle, burning tile, cylinder, cylinder, storm what meaning.

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In gear drive, what is the fit between the gear and its mating shaft?

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What is the difference between the single shaft and the double shaft of the motor?

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Excel 2010 in the line chart, how to add title, how to X axis and Y axis name?

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Matlab plot () drawing, how to specify the scope of the X Y axis, plot (x, y), can only specify X, Y correspondence, but there is no coordinate axis range and coordinate axis on the designated, how can I do?,

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What's the camshaft phase shifter for?

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Machining process of transmission shaft

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How does the Maya move the coordinate axis?

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What does the structural design of the shaft include?

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What is radial and axial?I want to measure the radial and axial runout of the piston rod. What is radial and axial?

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What does DNF's Y axis move and the X axis shift mean?

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3DMAX why can't the X axis y be solved by opening capture?

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What is the heat treatment method for making the shaft made of 45 steel?

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What are the real half axes and imaginary half axes of the hyperbola?

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Two axle. What's the meaning of the three axle and four axle truck?

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A hole has a cover, a platform has a column, a wheel has a hood, a shaft must have the meaning of these four words

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When you mark the axis number, it indicates that the selected axis is not the starting axis. It can not be continuously marked with the axis number

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How does the plane move along the Z axis in SketchUp?

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How do you change animations in PS to frames instead of time axes?

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What does "axle load Limited" mean?

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