happy to work wt u today.add oil ar see u next

happy to work wt u today.add oil ar see u next happy to work wt u today.add oil ar see u next wt to u.Usually.Do in.Your free.Time? Happy Birthday To U是什么意思 happy to your work.sensation to you I am very happy to work here Hard work come to happy end是什么意思? it is (u ) to keep working so hard,it doesn't work at all life is not easy .do u want to do .don't push ur self .happy everyday.crnet的意思 求证三角函数题目求证 cos[ w( t - x/u -L/2u )]+cos[ w( t + x/u - L/2u) + p]=2cos( wx/u + p/2)cos(wt - wL/2u + p/2)有什么公式吗? It's joyful to learn,and happy to work. Go to bed,I have to work tomorrow,can't talk to you,wish you happy every day,take care of yourself是什么意思啊 Happy birthday to you ,happy birthday to you!Go up,go up to work. 波动方程推导问题行进波u(x,t)=Acos(wt-2πx/λ+φ)和后退波u(x,t)=Acos(wt-2πx/λ+φ)用波动方程∂2u/∂x2=1/c2·∂2u/∂t2 c=λ/T(2是平方的意思)来满足.求推导过程.急用后退波是u(x,t)=Acos(wt+2πx/ 英语翻译I am willing to work in a happy environment Don't forget to write happy birthday. Don't bring your__(happy) to others U know ,I don't think she is really happy .Maybe happy is not really what r u looking for .Right now ,their happiness is still an exaggeration to put on,u r still endless lonely.U r not really sad,but it is really sad If true ,u would rather continue