油品在()进行加热时,流出第一滴冷凝液时的(),称为初馏点。
参考答案:恩氏蒸馏设备中、气相温度
This is the baby___tomorrow.[ ]
A. after who I shall look
B. whom I shall look after
C. whose I shall look after
D. after which I shall look
咽部一侧红肿高突,吞咽困难,身发寒热之喉痛多因()
A.风热痰火壅滞
B.肺胃阴虚
C.脾蕴湿热
D.胃火亢盛
E.心肝火旺