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【单选题】
患者,女,48岁,因眼部异物感、流泪、视物不清入院就诊。经检查,角膜有大小不一的异物存在,位置不同,需要取出,常选用何药麻醉A.
因
B.
普鲁卡因
C.
乙醚
D.
因
E.
因
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反馈参考答案：
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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