a.the sum of the forces (合力)b.the sum of their moments about point Q (所有力在Q的力偶之和)c.the moment of the forces about the y axis (y轴的力偶)若是把它们拆成沿x,y,z轴的力,每个分力都会有力矩, 那不是要算15次

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a.the sum of the forces (合力)b.the sum of their moments about point Q (所有力在Q的力偶之和)c.the moment of the forces about the y axis (y轴的力偶)若是把它们拆成沿x,y,z轴的力,每个分力都会有力矩, 那不是要算15次

a.the sum of the forces (合力)b.the sum of their moments about point Q (所有力在Q的力偶之和)c.the moment of the forces about the y axis (y轴的力偶)若是把它们拆成沿x,y,z轴的力,每个分力都会有力矩, 那不是要算15次
a.the sum of the forces (合力)
b.the sum of their moments about point Q (所有力在Q的力偶之和)
c.the moment of the forces about the y axis (y轴的力偶)
若是把它们拆成沿x,y,z轴的力,每个分力都会有力矩, 那不是要算15次力矩? 
(上面的题目是力矩不是力偶,我打错了)

a.the sum of the forces (合力)b.the sum of their moments about point Q (所有力在Q的力偶之和)c.the moment of the forces about the y axis (y轴的力偶)若是把它们拆成沿x,y,z轴的力,每个分力都会有力矩, 那不是要算15次
把力从其作用点拆成沿各轴的力再加减,沿力作用方向移动不产生力偶,垂直作用方向需要增加相应力偶 给你个思路 图用电脑画太恶心了
拆了以后先能抵消的抵消掉

for the sum of 16 EPA listed PAHs The limitis the limit of a right Riemann sum for a certain definite integralusing a partition of the interval into subintervals of equal length,wheref(x) = 英语翻译Sinking fund – building a sum for retirement the periodic retirement of a number of bondsselected randomly.Call provision - borrower right to retire bond beforematurity.Sinking fund – building a sum for retirement the periodic retirem 英文数学题求救,分数类的!A find the decimal expamsion for 1/43B show that 9 is a factor of the sum of the digits in the repetend of 1/7.1/39,1/43C suppose none of 2,3,5 is a factor of n.Explain why 9 is a factor of the sum ofthe digits in t the product of 7 and a number is more than the sum of 7 and the number ,what is the number what is the smallest integer than could be a solution for a number? The company has spent a large sum of money______volunteers_______a volunteer manager.A.advertising; as well asB.advertising for; andC.to advertise; as well asD.to advertise for;and 英语翻译the sum of 2 number is18.Express the product of the numbers as a function of the smaller number. The sum of two facing pages of a book is 342.Find the two page numbers. The sum of money I have already had is not ___ enough at all for the price of ...The sum of money I have already had is not ________ enough at all for the price of the machine that I want to buy.A.almost B.mostly C.nearly D.near但题目给 “The sum of the measures in degrees of the angles of a triangle is 180.The sum of the measures in degrees of the angles of a triangle is 180.= =偶被搞晕了. what is the sum of 4 and success is the sum of details write the following in algebraic form .(a) the sum of a and s is 3 . 急问什么意思.Our attached Financial Proposal is for the sum of ( _)inclusive of the tax The sum of the date of all Sundays in a month is 85,the date of last Sunday is ( )th 英语翻译We accept for the net sum of 60,000 euros payable as salary for a period of not less than 10 months.By arrangement we require as a form of advanced payment of 10,000 euros which will be subtracted from the agreed sum of 60,000 euros (50,0 c语言 MAX SUM 老是答案错误啊,给的实例测试都是对的,附代码和错误提示,Given a sequence a[1],a[2],a[3].a[n],your job is to calculate the max sum of a sub-sequence.For example,given (6,-1,5,4,-7),the max sum in this sequence is What is the sum of angles on one side of a straight line?