隧道衬砌有模注整体式、砌体拼装式或（）等形式。
参考答案：喷锚式
Their products are frequently overpriced and（）in quality.
A.influential
B.inferior
C.superior
D.subordinate
尿液呈浓茶色见于（）
A.阻塞性黄疸
B.肾结核
C.肾肿瘤
D.肾结石
E.急性溶血
