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职业生涯分为内职业生涯和外职业生涯，下列属于内职业生涯的是 A.工资待遇 B.心理素质 C.工作职务与职称 D.内心感受
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【简答题】“”中的“两种制度”是平分秋色的。（ ）
【单选题】Vocabulary and Structure: With “classical” electronics, electrical currents and voltage are used to carry information, whereas with power electronics, they carry .
A.
energy
B.
electricity
C.
power
D.
signal
【简答题】In contrast to electronic systems concerned with transmission and processing of , in power electronics substantial amounts of are processed.
【单选题】Choose the correct words or phrases to complete the sentences. Solar power can also be used to power portable electronics, ____ direct sunlight is usually not a readily available source of energy for ...
A.
given
B.
but
C.
or
D.
lest
【简答题】昨日はいい天気でした 。 今日は雨です 。
【单选题】Vocabulary and Structure: Power electronics is the application of for the control and conversion of electric power.
A.
semiconductor devices
B.
solid-state electronics
C.
rectifiers
D.
three-phase circuits
【简答题】The capabilities and economy ofpower electronics system are determined by the that are available.
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