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【单选题】
下列关于技术规范的说法不正确的是______。
A.
技术规范是按照工程类型，各级建设主管部门或行业行政主管部门组织制定的有关工程建设的技术规程、标准、定额、指标、方法等规范性文件
B.
技术规范分为国家、区域、地方、企业四级
C.
下级的技术规范标准不得与上级的技术规范标准相抵触
D.
技术规范若由国家制订或认可，在全国范围内有效
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皮皮学刷刷变学霸
举一反三
【单选题】下列先天性心脏病中,出现青紫最早的是:
A.
法乐四联症
B.
完全性大血管错位
C.
肺动脉瓣狭窄
D.
艾森曼格综合症
查看完整题目与答案
【单选题】要制造一批锉刀,请选择合适的材料( )。
A.
45
B.
T12
C.
9Mn2V
D.
7Cr17
查看完整题目与答案
【单选题】下列信道中,上行信道是
A.
PDSCH
B.
PRACH
C.
PHICH
D.
PDCCH
查看完整题目与答案
【单选题】要制造一批锉刀,请选择合适的材料()
A.
45
B.
9Mn2V
C.
T12
D.
7Cr17
查看完整题目与答案
【单选题】下列先天性心脏病中，出现青紫最早的是
A.
法洛四联症
B.
完全性大血管错位
C.
艾森曼格综合征
D.
肺动脉瓣狭窄
E.
主动脉狭窄
查看完整题目与答案
【单选题】Look at the sentences from Conversation 1 and decide who says them. I thought you were meeting me!
A.
Janet
B.
Andy
查看完整题目与答案
【单选题】下列先天性心脏病中,出现青紫最早的是( )
A.
法洛四联征
B.
完全性大血管错位
C.
肺动脉瓣狭窄
D.
艾森曼格综合征
E.
主动脉狭窄
查看完整题目与答案
【单选题】Look at the sentences from Conversation 1 and decide who says them. I think that's OK, but can I just check my schedule?
A.
Janet
B.
Andy
查看完整题目与答案
【单选题】What will be the primary responsibilities of the volunteers?
A.
To paint the trash cans.
B.
To pick up and sort the trash.
C.
To pick up and deliver the trash.
D.
Do work in the recycling center.
查看完整题目与答案
【单选题】What is the primary difference between the two business models Joost is ignoring?
A.
The number of firms adopting each business model.
B.
Which is the more respectable method to advertising.
C.
Whether to make users pay for what they download.
D.
whether to allow users to keep what they download.
查看完整题目与答案
相关题目：
【单选题】下列先天性心脏病中,出现青紫最早的是:
A.
法乐四联症
B.
完全性大血管错位
C.
肺动脉瓣狭窄
D.
艾森曼格综合症
查看完整题目与答案
【单选题】要制造一批锉刀,请选择合适的材料( )。
A.
45
B.
T12
C.
9Mn2V
D.
7Cr17
查看完整题目与答案
【单选题】下列信道中,上行信道是
A.
PDSCH
B.
PRACH
C.
PHICH
D.
PDCCH
查看完整题目与答案
【单选题】要制造一批锉刀,请选择合适的材料()
A.
45
B.
9Mn2V
C.
T12
D.
7Cr17
查看完整题目与答案
【单选题】下列先天性心脏病中，出现青紫最早的是
A.
法洛四联症
B.
完全性大血管错位
C.
艾森曼格综合征
D.
肺动脉瓣狭窄
E.
主动脉狭窄
查看完整题目与答案
【单选题】Look at the sentences from Conversation 1 and decide who says them. I thought you were meeting me!
A.
Janet
B.
Andy
查看完整题目与答案
【单选题】下列先天性心脏病中,出现青紫最早的是( )
A.
法洛四联征
B.
完全性大血管错位
C.
肺动脉瓣狭窄
D.
艾森曼格综合征
E.
主动脉狭窄
查看完整题目与答案
【单选题】Look at the sentences from Conversation 1 and decide who says them. I think that's OK, but can I just check my schedule?
A.
Janet
B.
Andy
查看完整题目与答案
【单选题】What will be the primary responsibilities of the volunteers?
A.
To paint the trash cans.
B.
To pick up and sort the trash.
C.
To pick up and deliver the trash.
D.
Do work in the recycling center.
查看完整题目与答案
【单选题】What is the primary difference between the two business models Joost is ignoring?
A.
The number of firms adopting each business model.
B.
Which is the more respectable method to advertising.
C.
Whether to make users pay for what they download.
D.
whether to allow users to keep what they download.
查看完整题目与答案