外感热病,热入血分,宜选用() ["白虎汤","清营汤","犀角地黄汤","黄连解毒汤","普济消毒饮"]
体现"透热转气"法的代表方剂是() ["银翘散","白虎汤","清营汤","犀角地黄汤","黄连解毒汤"]
主治大头瘟的代表方剂是() ["仙方活命饮","五味消毒饮","普济消毒饮","黄连解毒汤","凉膈散"]
普通X线片的黑白度主要取决于X线的(),数字X线照片黑白度除了取决于X线的()外,还可以通过电脑后处理。
立法体现"行血则便脓自愈,调气则后重自除"的方剂是() ["败毒散","真人养脏汤","四神丸","芍药汤","葛根芩连汤"]
简述X线的产生原理以及X线的特性。