历代医家提出鼓胀的病理因素分类有()
A.气
B.血
C.水
D.痰
E.虫
参考答案:A, B, C, E
Friendship among the nations will _______the economic development of the region.
A.devote to
B.contribute to
C.attend to
D.appeal to
船体外板用若干列板组成的目的是:()
①、可减少沿船长方向上焊缝的数量;
②、可根据船体上下位置的受力情况来调整列板的厚度;
③、可使各列板排列整齐
A.①、②
B.②、③
C.①、③
D.①、②、③