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【多选题】
以下那些是TD-LTE覆盖优化的原则( )A.
覆盖优化的两大关键任务：消除弱覆盖；减少重叠覆盖
B.
先优化RSRP， 后优化SINR
C.
优先调整天线的下倾角、方位角、天线挂高，其次考虑调整RS的发射功率，最后再建议迁站及加站
D.
优先优化弱覆盖、越区覆盖、再优化重叠覆盖
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皮皮学刷刷变学霸
举一反三
【单选题】What information does the woman request?
A.
The man's visa number
B.
The man's nationality
C.
The man's previous phone number
D.
The man's identification number
【单选题】-- What's that man? -- __________. [ ]
A.
He's John
B.
Yes, it's a man.
C.
It's John
D.
He's a worker.
【单选题】What's wrong with the man?
A.
The man's got a headache.
B.
The man's got a backache.
C.
The man's got a high fever.
D.
The man's got a cold.
【单选题】One man’s meat is another man ’s poison. Everyone has different ideas about what is ()(可食用的) and what is inedible.
A.
eating
B.
consuming
C.
edible
D.
advisable
【单选题】听力原文：F: What's that man?M: He's our new English teacher. What subject does the man teach?
A.
English.
B.
Maths.
C.
Chinese.
【简答题】What is NOT listed on the man’s schedule?
【简答题】在研究一个分析方法时，通常用三项指标来评价。 ( )A. 灵活度B. 灵敏度C. 精密度D. 准确度
【简答题】What happened to the man’s bike?
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