糖尿病多尿的主要原因是()继发性尿崩症多尿的主要原因是()
A.肾小管吸收障碍
B.原尿渗透压高
C.饮水增多
D.血管升压素分泌不足
E.醛固酮分泌增多
参考答案:B,D
________ "the most livable", the city of Melbourne in Australia has ranked top in a survey done
by the Economist Intelligence Unit in August. [ ]
A . In view of
B. as with
C. In terms of
D. as well as
冲裁断面具有四个特征区:圆角带、()、断裂带、毛刺。
A.边角带
B.光亮带
C.飞边
D.亮光带