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【单选题】
什么是FDD(Frequency Division Duplex,频分全双工)A.
FDD是一种允许专用通信的频分技术
B.
FDD是一种允许动态介质分配的频分技术。
C.
FDD是一种允许有保证的信息投递的频分技术。
D.
FDD是一种允许双向或全双工通信的频分技术。
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举一反三
【单选题】The nursing student needs to administer potassium chloride intravenously as prescribed to a with hypokalemia. The nursing instructor determines that the student is unprepared for this procedure...
A.
Obtaining an intravenous (IV) infusion pump
B.
Monitoring urine output during administration
C.
Preparing the medication for bolus administration
D.
Ensuring that the medication is diluted in the appropriate amount of normal saline
【单选题】Why does the student want to audit the course?
A.
She needs the additional credits.
B.
It is a prerequisite for another class.
C.
She does not want to pay tuition.
D.
She needs to learn the material.
【简答题】The student needs to realize that learning is a c________ process -- one that is both enjoyable and necessary.
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