### The compound shatf is composed of a rolia circular aluminum ( 66=9000 ) wi) shatf ( A B ) and ( B C ), and a hollow brows Caooo ki) shaft ( infty ) and a thin wallea sleel ( C 6=12000 mathrm{ki} ) ) fure ( D E ). The whole arremby if fixed at ( E ). CD and DE are connecled together wing the flanged wolt coupling shown with reel ( C_{6}=12000

The compound shatf is composed of a rolia circular aluminum ( 66=9000 ) wi) shatf ( A B ) and ( B C ), and a hollow brows Caooo ki) shaft ( infty ) and a thin wallea sleel ( C 6=12000 mathrm{ki} ) ) fure ( D E ). The whole arremby if fixed at ( E ). CD and DE are connecled together wing the flanged wolt coupling shown with reel ( C_{6}=12000