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【单选题】
一般在焊集成电路时，选用电烙铁的功率为（）A.
20～50KW；
B.
20～50W；
C.
100～150W；
D.
100～150KW
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举一反三
【单选题】The two brothers look so much _______ that we can’t _______ one fromthe other.
A.
familiar separate
B.
familiar tell
C.
alike differ
D.
alike distinguish
【简答题】The two brothers look so much _______ that we can’t _______ one from the other. A. familiar separate B. familiar tell C. alike differ D. alike distinguish
【单选题】51单片机串行通信引脚有数据接收端RXD和数据发送端TXD,它们分别对应的引脚是。
A.
P3.0、P3.1
B.
P3.2、P3.3
C.
P3.4、P3.5
D.
P3.6、P3.7
【简答题】上交实验报告
【简答题】Why should a firm be cautious about entering a licensing agreement?
【单选题】Why are the two brothers and the sister of Wilbur and Orville mentioned in paragraph 5?
A.
Because they all had more education.
B.
To illustrate that the abilities and personal qualities of Wilbur and Orville had enable them to achieve their goals without college education.
C.
To illustrate why it was not necessary for them to go to college.
D.
To contrast the achievements of different family members.
【单选题】Which element of the business model addresses the question of why a customer should buy from the firm?
A.
revenue model
B.
competitive advantage
C.
market strategy
D.
value proposition
【单选题】The conflict between the two brothers caused a raw.
A.
clash
B.
crack
C.
crash
D.
clasp
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