英语翻译Class rank may be included when an official statement is received on letterhead from the school,or when it is included on the official transcript.主要是前半句不太懂

英语翻译Class rank may be included when an official statement is received on letterhead from the school,or when it is included on the official transcript.主要是前半句不太懂 rank(AB)>=rank(A)+rank(B)-n,这是什么意思? 【英语】词汇辨析：class、 level、 rank词汇辨析：class、 level、 rank,用法语区别. 求证rank（A,B） A、B是n阶矩阵,证明：rank(AB)>=rank(A)+rank(B)-n 矩阵As*n,Bn*m,证明rank(AB)>=rank(A)+rank(B)-n 申请表中Percentile rank in class (%)是啥意思 Whatever rank you may be in,it would be wrong to_the law into your own hands.a.bring b.hold c.takes d.seizes 设A、B分别是s*n,n*m矩阵,证明：rank(ab）=rank(a)+rank(b)-n 设A B都为n级矩阵,证明不等式!rank(I-AB)≤rank(I-A)+rank(I-B) 设A,B,C分别为m*n,n*s,s*t矩阵,证明rank(B)+rank(ABC)>rank(AB)+rank(BC) May I talk in the class? No ,you _______A mustn't B may not C shpuldn't D needn't 设A.B都是n级矩阵,证明:如果AB＝BA=0,且rank(A²)＝rank(A),那么rank(A+B)=rank(A)+rank(B) 英语翻译**KICK/MouseOverKick**#show Kick(Rank 5)/cast [target=mouseover,harm] Kick(Rank 5);Kick(Rank 5)/cast [exists,harm] Kick(Rank 5)**Sap nearest enemy without target him**/targetenemy [noexists,nocombat]/cast [exists,nocombat] Sap(Rank 3)/cle Class 5 won thefootball match!( )it be true?A may B Must C Will D Can What is your class rank and your grade point?啥意思啊What is grade point? 请问class,rank,standing,status表示地位和等级的区别 All soldiers are created equal; race and class defer to rank and merit.求翻译