已知某精馏塔操作时的进料线(q线)方程为：y=0.6，则该塔的进料热状况为饱和液体进料。
参考答案：错
--- He has never traveled to a foreign country, ?
--- Yes. He has been to England once.
A．does he
B．doesn't he
C．has he
D．hasn't he
瘀血致病特点错误的是（）
A.疼痛多为刺痛，痛处固定不移、拒按
B.肿块位置固定不移
C.出血多呈鲜红色
D.舌质紫黯，或舌上有瘀斑
E.脉象可见沉弦
