燃气管道的附属设备不包括( )。A．阀门 B．补偿器 C．排水器 D．波形管

平面的构成是由（）。

A．上颌所有后牙的颊尖相连构成

B．下颌所有后牙的颊尖相连构成

C．切点到下颌双侧第一磨牙相连

D．由上中切牙近中切角到两侧上颌第一磨牙近中颊尖顶三点相连

E．由上颌中切牙切缘和尖牙牙尖顶及双尖牙颊尖相连

What is said about the research paper a. The paper came out as short as I expected. b. Actually the paper was long enough to cover it. c. The paper was short enough to present. d. The paper turned out better than I had expected.

网织红细胞计数增多提示何种贫血可能（）

A.溶血性贫血

B.再生障碍性贫血

C.营养性贫血

D.失血性贫血

E.生理性贫血

堕胎、小产的治疗大法是（）

A.在未孕前以补肾健脾、益气养血、调固冲任为主

B.下胎祛瘀

C.补肾强精安胎

D.下胎益母

E.扶正下胎

电磁制动器线圈过热的修理方法是什么？