Units`

Steradian

As of Version 9.0, unit functionality is built into the Wolfram Language »

Steradian

is a dimensionless measure of solid angle.

更多信息和选项

To use Steradian, you first need to load the Units Package using Needs["Units`"].
Convert[n Steradian,newunits] converts n Steradian to a form involving units newunits.
Steradian is typically abbreviated as sr.

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