第1题: [单项选择]The quantity of cooled air delivered by an air conditioning unit should () the sum of the quantity of air re-circulated to the unit and the quantity mechanically exhausted. A. balance B. not balance C. be more than D. be less than 参考答案:C
第8题: [单项选择]慢性肾炎在什么情况下可以妊娠() A. 不宜妊娠 B. 妊娠前蛋白尿<1.0g/24小时,肾功能正常 C. 妊娠前肌酐值>265.2μmol/L D. 妊娠前高血压>150/90mmHg E. 妊娠前尿素氮>10.71mmol/L 参考答案:B 答案解析:血清肌酐值和尿素氮是判定妊娠合并肾炎预后和指导处理的指标,肾功能正常,可以妊娠。