【单选题】设三个函数f,g,h分别为 f(n)=100n 3 +n 2 +1000 , g(n)=25n 3 +5000n 2 , h(n)=n 1.5 +5000nlgn 请判断下列关系不成立的是:
【单选题】洪某,女,52岁。因绞窄性肠梗阻行“回肠部分切除术”,术后4天病人出现腹痛,以脐周最为明显,腹腔引流管间断引出血性液每天约200ml。体检:T38. 5°C,R22次/分P95次/分,BP135/76mmHg。腹胀,脐周中度压痛,未扪及肿块,肠鸣音弱。血常规:白细胞13. 5×10 9/L,中性粒细胞比例0. 83。关于该病人的护理,错误的是
【简答题】翻译下列句子: During the same period, the young junior customer may be buying authentic work overalls , the young missy (contemporary) customer may be looking for copies of European ready-to-wear , and the ...