肾动脉受累的表现为()
A.45%~85%患者不同程度的肾损害
B.肾的多发性梗死
C.蛋白尿、血尿
D.高血压和细胞管型尿
E.无肾小球肾炎表现
参考答案:A, B, C, D, E
Would you be kind enough_____me how to go to the office
A.as to tell
B.to tell
C.telling
D.tell
焊碳素钢和低合金刚时,采用()焊。