对轻症中暑者应给予
D
暂无解析
Roundthecornerwasabuilding_____windowswereallbroken.
MaryacceptedDavids___(invite)tojoinhimforlunch.
两个同方向、同频率、同相位的简谐振动,振幅均为A.则它们合振动的振幅为A'=____________.
I_____him150dollarsandmustpayhimbacktomorrow.
单匝平面载流线圈的面积为0.lm²,通以电流强度为0.4A的电流,该线圈的磁矩大小为()