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【单选题】
（ 30 ）对于 HP-UX ，下列哪种说法是错误的 ? （ ）
A.
） HP-UX 是 IBM 公司的高性能 UNIX
B.
）大部分 HP 高性能工作站预装了 HP-UX
C.
） HP-UX 符合 POSIX 标准
D.
） HP-UX 的出色功能使其在金融领域广泛应用
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【单选题】同源染色体联会,同源染色体中非姐妹染色单体出现交叉发生在细胞减数分裂的哪一个阶段
A.
第一次减数分裂前期
B.
第二次减数分裂前期
C.
第一次减数分裂中期
D.
第二次减数分裂中期
E.
第一次减数分裂后期
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【单选题】Passage Three You never see him, but they're with you every time you fly. They record where you are going, how fast you're traveling and whether everything on your airplane is functioning normally. Th...
A.
4. Why did the Federal Aviation Authority require the black boxes be painted orange or yellow? A) To distinguish them from the color of the plane.
B.
B) To caution people to handle them with care.
C.
C) To make them easily identifiable.
D.
D) To conform to international standards.
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【单选题】Passage Three You never see him, but they're with you every time you fly. They record where you are going, how fast you're traveling and whether everything on your airplane is functioning normally. Th...
A.
15. What do we know about the black boxes from Air France Flight 447? A) There is still a good chance of their being recovered.
B.
B) There is an urgent need for them to be reconstructed.
C.
C) They have stopped sending homing signals.
D.
D) They were destroyed somewhere near Brazil.
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【单选题】ZXSM-150/600/2500设备中，OL1（155M光板）目前最多可实现（）。
A.
单发单收
B.
双发双收
C.
三发三收
D.
四发四收
查看完整题目与答案
【单选题】B. Watch the interviews again. What do these people say? Circle the words you hear. Catherine: So I think the best bet is to never ___________...
A.
get caught
B.
lie
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【判断题】ZXSM —150/600/2500设备中的线路处理板(LP16)可以实现1+1保护。
A.
正确
B.
错误
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【判断题】ZXSM —150/600/2500设备采用了集中和分散相结合的供电方式。
A.
正确
B.
错误
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【单选题】一对称波导, 。要使 1.5 μm 的光波在该波导中仅存一个 TE 模,该波导的最大厚度为多少?
A.
4.36 μm
B.
3.10 μm
C.
1.55 μm
D.
2.18 μm
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【多选题】ZXSM-150/600/2500设备可以实现1+1热备份的单板有：（）。
A.
NCP板
B.
电源时钟板
C.
交叉板
D.
电支路板
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【简答题】Passage One You never see him, but they're with you every time you fly. They record where you are going,how fast you're traveling and whether everything on your airplane is functioning normally. Their...
查看完整题目与答案
相关题目：
【单选题】同源染色体联会,同源染色体中非姐妹染色单体出现交叉发生在细胞减数分裂的哪一个阶段
A.
第一次减数分裂前期
B.
第二次减数分裂前期
C.
第一次减数分裂中期
D.
第二次减数分裂中期
E.
第一次减数分裂后期
查看完整题目与答案
【单选题】Passage Three You never see him, but they're with you every time you fly. They record where you are going, how fast you're traveling and whether everything on your airplane is functioning normally. Th...
A.
4. Why did the Federal Aviation Authority require the black boxes be painted orange or yellow? A) To distinguish them from the color of the plane.
B.
B) To caution people to handle them with care.
C.
C) To make them easily identifiable.
D.
D) To conform to international standards.
查看完整题目与答案
【单选题】Passage Three You never see him, but they're with you every time you fly. They record where you are going, how fast you're traveling and whether everything on your airplane is functioning normally. Th...
A.
15. What do we know about the black boxes from Air France Flight 447? A) There is still a good chance of their being recovered.
B.
B) There is an urgent need for them to be reconstructed.
C.
C) They have stopped sending homing signals.
D.
D) They were destroyed somewhere near Brazil.
查看完整题目与答案
【单选题】ZXSM-150/600/2500设备中，OL1（155M光板）目前最多可实现（）。
A.
单发单收
B.
双发双收
C.
三发三收
D.
四发四收
查看完整题目与答案
【单选题】B. Watch the interviews again. What do these people say? Circle the words you hear. Catherine: So I think the best bet is to never ___________...
A.
get caught
B.
lie
查看完整题目与答案
【判断题】ZXSM —150/600/2500设备中的线路处理板(LP16)可以实现1+1保护。
A.
正确
B.
错误
查看完整题目与答案
【判断题】ZXSM —150/600/2500设备采用了集中和分散相结合的供电方式。
A.
正确
B.
错误
查看完整题目与答案
【单选题】一对称波导, 。要使 1.5 μm 的光波在该波导中仅存一个 TE 模,该波导的最大厚度为多少?
A.
4.36 μm
B.
3.10 μm
C.
1.55 μm
D.
2.18 μm
查看完整题目与答案
【多选题】ZXSM-150/600/2500设备可以实现1+1热备份的单板有：（）。
A.
NCP板
B.
电源时钟板
C.
交叉板
D.
电支路板
查看完整题目与答案
【简答题】Passage One You never see him, but they're with you every time you fly. They record where you are going,how fast you're traveling and whether everything on your airplane is functioning normally. Their...
查看完整题目与答案