Fill in the blank. __________= (∑ Ni X Li)/ (∑ Ni)
Fill in the blank. __________= (∑ Ni X Li)/ (∑ Ni) Correct Answer Number average length
L is the length of the fraction of fibers with a length of i, N is the number of fibers of length i, and W is the weight of the fraction of fibers with length z.
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Feb 20, 2025