具有抗纤维蛋白溶解作用的止血药为
A．三七
B．蒲黄
C．大蓟
D．白及
E．仙鹤草
参考答案：D
补全对话。
T: Hello, Bill. 1 .
B: This afternoon ? Yes,I am.
T: We're going to have a baseball game. 2 .
B: 3 . But I'm afraid I can't.I have to go to see the doctor.
T: Why? What's the matter?
B: I have a sore back .
T: I'm sorry to hear that. 4 .
B: Sure. 5 .
气流干燥设备的风门主要作用是控制工艺气体温度、工艺气体流量和进料口（）。
