sum or resultant是什么?

sum or resultant是什么? 请问,net force的中文翻译应该是什么它和合力（resultant）有什么区别resultant是否也可译为合量这样的话是不是说明resultant包括net force 力量的总和牛顿的力R?the resultant force R in Newtons of the sum of the forces shown? supplementary majeure duetime resultant 这几个单词的中文意思是什么? sum的意思是什么 resultant contract急, SUM(A1:A5)公式是什么? 求：函数SUM用途是什么, sum是什么单词的缩写 the resultant freedom什么意思 英语翻译as batteries or electrical generators,it is known as a passive network.On the other hand,if one or more energy sourcesare present,the resultant combination is an active network. 这句话翻成中文是什么!The draft is an unconditional order to a bank or a customer to pay a sum of money to someone on demand or at a fixed time in future. EXCEL中SUM IF 是什么公式? sum(b5:b15,d5:d15)是什么函数 这两种表达到底哪种对还是两种皆可：to sum up or to sum it up 英语翻译Remark:From attractiodrepulsion function g(.) in Eq.(2)one can see that one term in g(.) always gives attractionand the other repulsion and the resultant force is their sum.This leads to similar terms in the derivative of the Lyapunovfunc EXCEL SUM（A1,A3）和SUM(A1:A3)区别是什么? 函数表达式=if(SUM(A:A)=SUM(B:B),,数据有误)''的含义是什么