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【简答题】
为了将各种PDH信号装入SDH帧结构净负荷中,需要经过()、()、和()等三个步骤。
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参考答案:
举一反三
【简答题】to care for a person or an animal until they are fully grown:______
【单选题】“sow” (to plant seeds on the ground) and “sow” (fully grown female pig )are called()
A.
Homophones
B.
homographs
C.
perfect homonyms
D.
acronyms
【判断题】移位相减法完成后,商通常存放在除数单元。
A.
正确
B.
错误
【简答题】A fully grown torpedo can give a ______ than a young one.
【简答题】已知 ,其中f具有二阶连续偏导数,求
【简答题】Among almost seven hundred species of bamboo, some are fully grown at less than a foot high, while other can grow three feet in twenty-four hours.
【简答题】being not fully grown or developed
【简答题】a fully-grown person
【单选题】A fully-grown blue whale _____ 110 feet in height and _____ several tons. [     ]
A.
is measured; weighs
B.
measures; weighs
C.
is measured; is weighed
D.
measures; is weighed
【单选题】特高压输电线路电压等级一般为()。
A.
220kV以上
B.
500kV及以上
C.
750kV及以上
D.
1000kV及以上
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