When determining the freight rate,the age—old principles of “what the traffic can bear” is increasingly substituted by the( )principle nowadays.
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【简答题】程序填空 1. 有一分数序列: 2/1 , 3/2 , 5/3 , 8/5 , 13/8 , 21/13 , ... 以下程序求出这个数列的前 20 项之和。 # include “stdio.h” main ( ) { int i, t ; float a = 2, b = 1, s = 0; for ( i = 1; i <= 20; i++ ) { s=; t=a ; a=;...