患者,男,25.岁,脘腹胀满疼痛,嗳腐吞酸,呕吐不消化食物,大便不爽,舌苔厚腻,脉滑,用消积导滞法治疗,应首选()。
A.麦芽
B.陈皮
C.木香
D.枳实
E.山楂
参考答案:D
Return home quickly. Your parents _____ be worried about you now. [ ]
A. can
B. may
C. must
D. could
当冷凝温度一定时,蒸发温度越低,则()越小。
A.单位功耗
B.单位冷凝热负荷
C.制冷剂循环量
D.制冷系数