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【单选题】
OTDR 固有偏差主要反映在距离分辨率上,不同的测试距离偏差不同,在 ( ) km 测试范围时。
A.
50
B.
100
C.
150
D.
200
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参考答案:
举一反三
【单选题】--- Excuse me. Is there a post office in the neighborhood? --- Yes, there’s ________ on Bridge Street. It’s not far from here.
A.
it
B.
one
C.
that
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【单选题】According to the IMF, one of the reasons of the slower economic growth is______.
A.
government cost-cutting measures in developing countries
B.
the debt cr in developing countries
C.
continuing decline in international demand
D.
the worse economic decline in Europe
查看完整题目与答案
【单选题】Lord Lothian said most of the ancient houses were ______.
A.
to be protected by the government
B.
decaying through lack of money for their repair
C.
kept in good condition for the time being
D.
doomed to decay without good preservation
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【简答题】石油沥青的组成主要有 __________、__________和__________。
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【判断题】沥青是一种主要由碳和氢组成的棕黑色有机胶凝状物质。它既有天然存在的,也可以用化工方法从石油、煤炭、脂肪等物质中提取。
A.
正确
B.
错误
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【多选题】石油沥青的主要组成有
A.
油分
B.
胶质
C.
沥青质
D.
石蜡
查看完整题目与答案
【简答题】The protection of (A)our environment is (B) not nothing (C) to be left to the government. Everyone should be concerned (D).
查看完整题目与答案
【判断题】石油沥青的主要化学组成有油分、树脂、地沥青质三种,它们随着温度的变化而在逐渐递变着。( )
A.
正确
B.
错误
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【单选题】To protect Chinese retailers against the growing foreign competition, the Chinese government still takes measures to limit the numbers of stores opened by foreign retailers in large cities.
A.
Y
B.
N
C.
NG
查看完整题目与答案
【单选题】恶性肿瘤TNM分期法中“M”表示( )
A.
继发肿瘤
B.
远处转移
C.
血性转移
D.
肿瘤大小
E.
区域淋巴结
查看完整题目与答案
相关题目:
【单选题】--- Excuse me. Is there a post office in the neighborhood? --- Yes, there’s ________ on Bridge Street. It’s not far from here.
A.
it
B.
one
C.
that
查看完整题目与答案
【单选题】According to the IMF, one of the reasons of the slower economic growth is______.
A.
government cost-cutting measures in developing countries
B.
the debt cr in developing countries
C.
continuing decline in international demand
D.
the worse economic decline in Europe
查看完整题目与答案
【单选题】Lord Lothian said most of the ancient houses were ______.
A.
to be protected by the government
B.
decaying through lack of money for their repair
C.
kept in good condition for the time being
D.
doomed to decay without good preservation
查看完整题目与答案
【简答题】石油沥青的组成主要有 __________、__________和__________。
查看完整题目与答案
【判断题】沥青是一种主要由碳和氢组成的棕黑色有机胶凝状物质。它既有天然存在的,也可以用化工方法从石油、煤炭、脂肪等物质中提取。
A.
正确
B.
错误
查看完整题目与答案
【多选题】石油沥青的主要组成有
A.
油分
B.
胶质
C.
沥青质
D.
石蜡
查看完整题目与答案
【简答题】The protection of (A)our environment is (B) not nothing (C) to be left to the government. Everyone should be concerned (D).
查看完整题目与答案
【判断题】石油沥青的主要化学组成有油分、树脂、地沥青质三种,它们随着温度的变化而在逐渐递变着。( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】To protect Chinese retailers against the growing foreign competition, the Chinese government still takes measures to limit the numbers of stores opened by foreign retailers in large cities.
A.
Y
B.
N
C.
NG
查看完整题目与答案
【单选题】恶性肿瘤TNM分期法中“M”表示( )
A.
继发肿瘤
B.
远处转移
C.
血性转移
D.
肿瘤大小
E.
区域淋巴结
查看完整题目与答案
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