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【单选题】
( )在他的名篇《伏羲考》中说:龙“是一种图腾,并且是只存在于图腾中而不存在于生物界中的一种虚拟的生物,因为它是由许多不同的图腾糅合成的一种综合体”,是“蛇图腾兼并与同化了许多弱小单位的结果”。“大概图腾未合并以前,所谓,只是一种大蛇,这种蛇的名字便叫‘龙’。A.
B.
C.
D.
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举一反三
【判断题】The energy of a particular transition is proportional to the frequency and inversely proportional to the wavelength. ( )
A.
正确
B.
错误
【单选题】A restorative material that has a high proportional limit，compared with one with a lower proportional limit，invariably has( )
A.
greater ductility
B.
greater toughness
C.
a higher modulus ofelasticity
D.
more resistance to permanent deformation
【单选题】Intake air flow from a diesel engine turbocharger is directly proportional to engine______.
A.
exhaust gas pressure
B.
exhaust gas temperature
C.
speed
D.
load
【简答题】proportional controller
【单选题】The ability to achieve cost savings is inversely proportional to _____.
A.
the earned value achieved to date
B.
the estimated costs to complete
C.
empowerment to the P.M.
D.
productivity
E.
None of the above.
【简答题】be directly proportional to
【单选题】In comparison, women’s representation is inversely proportional ()the men’s .
A.
towards
B.
against
C.
with
D.
to
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