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【单选题】
太阳能电池片正面上的细栅线的作用是( )?A.
汇聚电流
B.
收集电流
C.
产生电流
D.
连接主栅线
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【单选题】U.S. airlines could slash 70,000 more jobs if there were war with Iraq and the U.S. government did not give the industry, more help, the biggest domestic carriers said on Tuesday. The Air Transport As...
A.
the industry would have to lose $180 million revenue each year with one gallon of jet fuel increasing one penny on sale
B.
the overall traffic volume is expected to drop at least over eight percent, which took place during the first gulf war
C.
the U. S. government refuses to give the main airline companies any essential financial sup- port once the war broke out
D.
it would take a few years to get the prewar ticket prices resumed and then to spur the passengers' riving demand
【单选题】U.S. airlines are allowed to overbook flights to ______ "no-show" passengers.
A.
greet
B.
admit
C.
admit for
D.
allow for
【单选题】U.S. airlines provide compensation only when a passenger is involuntarily bumped. ______ this limitation, they will still offer something for the troubles.
A.
Though
B.
Even if
C.
In spite of
D.
Due to
【简答题】ProtelDXP 2004 的主窗口主要包括_______、_______、_______、_______、_______、________6个部分。
【简答题】U.S. airlines are seeing a major interruption because of hundreds of flights canceled due to the ash cloud from the Icelandic volcano, but European flight companies will face the biggest losses. The a...
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