logo - 刷刷题
下载APP
【单选题】

无砟道床伤损等级分为Ⅰ级、Ⅱ级、Ⅲ级。对()伤损应及时修补。

A.
Ⅰ级
B.
Ⅱ级
C.
Ⅲ级
D.
Ⅱ级、Ⅲ级
举报
题目标签:级分修补
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【多选题】异物的风险等级分为( )

A.
极高风险
B.
高风险
C.
中等风险
D.
低风险

【单选题】小麻面用()修补。

A.
表面抹浆修补
B.
环氧树脂法
C.
压浆法
D.
细石混凝土填补

【单选题】物业服务企业资质等级分为 。

A.
甲、乙、丙级
B.
一、二、三级
C.
初、中、高级
D.
A、B、C级

【单选题】Passage One ①The California Public Employees’ Retirement System(CalPERS) has positioned itself as the premier champion of investor rights, regularly singling out bad managers at some of the nation’s l...

A.
the NYSE did ignore its regulatory duties
B.
John Reed should resign like his predecessor
C.
the investors were dissatisfied with the NYSE
D.
the exchange should have its board reelected