将改写的连续方程减去动量方程 "+r(2-)】+rx[v-) +12-)2=-nz将其由零至无穷积分得 () (6) (6) d+rx[(2-1)小y+rx[v(2- +鬥+r lL-14将改写的连续方程减去动量方程 ( ) ( ) , [ ( )] [ ( )] ( ) : [ ( )] [ ( )] ( ) 0 ( ) 0 ( ) 0 ( ) 0 ( ) 0 2 2 =       − = −   + + −   − +   +   −   = −   + − −   − +   +   −     e y e s e e e e e e e e e y u u u dy r x u rv u r v u u dy y u u u u dy r x dy r t u u r y u r x u r u u v u u y u ru u u r t x u u r       将其由零至无穷积分得