- Structure CAD



P(1)icosqt + P(2)isinqt S1 S2, () () ,

S1 =

MYi, S2 =
MYi, (19.40)

ai = (P(1)i c - P(2)ixai)/(c2i + a2i),

bi

= (P(2)i c - P(1)ixai)/(c2i + a2i),

ai = q/wi, ci = 1 - a2i. (19.41)

S = (S12 + S22)1/2. (19.42)

, q wi, , (. [5, .53]).