... ,.,.,)t(Udcu15 124 22 527 216301 22 539 027 39 021 63903091010913 021 61 2 =++++= ( )()59546 921 925 7 729 21 925 7108 520 146 921 925 7 20 2104691 27 22 5 21 62 27 22 531 22 5390 21 620 23 651 27 22 5 92 27 22 531 22 5390 920 3144031440,),.,(,.,e.dtdi,e.,.,.)t(i,,,ln,.,,.,,.ln,.,)t(M,,,ln..,,,,.ln.,)t(M.,c.,ccsdd=+====++==+++=Thay ... công thức ( 2 – 52 ); ( 2 – 53 ) ; ( 2 54 ):kV5,146)t(Udcu= 23 ,91 2, 4 2, 28ln 2, 16 .2 2,4 2, 28).3,01( 2, 283.90ln2,16 .2, 0)t(M63,61 2, 4 2, 28ln. 12. 2 2, 4 2, 28).3,01( 2, 283.90ln 12. 2,0)t(Mcsdd=+++==+++=Thay ... 1057 128 0 1503 1 726 1949 21 72 239440 499 796 1093 1390 1688 1985 22 82 2579 28 76 317450 609 981 13 52 1 724 20 95 24 67 28 38 321 0 3581 395360 720 1165 1611 20 57 25 03 29 49 3394 3840 428 6 47 32 70...