第五章质系动力学普遍定理 动量矩定理 ∑×F7=∑ ∑F=2∑∑ln×F op ∑Σ×F+∑∑l, F i=1j=1 ∑Σ(-2)×F N∑ ∑,×F=0第五章 质系动力学普遍定理 动量矩定理 =    +    = = = = N i N j o p ji N i N j ro p Fij r F i j 1 1 1 1     =   −  = = N i N j o p o p Fij r r i j 1 1 ( )    0 1 1 =    = = = N i N j p p Fij r i j   Fij  Fji  Pi Pj i op r  j op r  o =    = = N i N j o p Fij r i 1 1 2   ( )   =    = = = N j ij N i o p i i N i ro p F r F i i 1 1 1    