失代偿性呼吸性酸中毒（）。 ["pH7.35，PaO2<\/sub>80mmHg，PaCO2<\/sub>20mmHg","pH7.38，PaO2<\/sub>50mmHg，PaCO2<\/sub>40mmHg","pU7.40，PaO2<\/sub>60mmHg，PaCO2<\/sub>65mmHg","pH7.30，PaO2<\/sub>50mmHg，PaCO2<\/sub>80mmHg","pH7.25，PaO2<\/sub>70mmHg，PaCO2<\/sub>30mmHg"]
无差异曲线
卵巢子宫内膜异位囊肿首选的诊断和治疗方法是（） ["假孕疗法","假绝经疗法","囊肿穿刺","腹腔镜","开腹手术"]
38岁，初次妊娠，孕16周出现口渴，24周糖筛查，血糖值为10.5mmol/L。病人需要进一步检查（） ["尿糖检测","空腹血糖","OGTT","尿酮体","羊水穿刺"]
消费者剩余
简述牙轮钻机的穿孔工作原理？
