抱怨处理的最高原则为() ["A、第一时间处理客户抱怨","B、第一人负责制","C、2小时内相关责任人必须与客户进行电话联系","D、不被媒体曝光"]
关于管段的沿程阻力,下列哪条是错误的描述?() ["沿程阻力与沿程阻力系数成正比","沿程阻力与管段长度成正比","沿程阻力与管径成反比","沿程阻力与管内平均流速成正比。"]
给予戊巴比妥钠,哪种方法最快出现翻正反射消失(). ["腹腔注射","皮下注射","灌胃给药","口服"]
圆管紊流过渡区的沿程阻力系数λ() ["与雷诺数Re有关","与管壁相对粗糙度ks/d有关","与Re和ks/d有关","与Re和管长L有关"]
旅馆的巡更记录应交在行政经理保存()个月备查。 ["1","2","3"]
车站对列车卸车有何规定?