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【单选题】
船舶信号灯及航行灯光源采用 。A.
白炽灯、高压汞灯等
B.
白炽灯、荧光灯
C.
白炽灯
D.
碘钨灯、荧光灯、白炽灯
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反馈参考答案：
举一反三
【单选题】1 A magazine's design is more than decoration, more than simple packaging. It expresses the magazine's very character. The Atlantic Monthly has long attempted to provide a design environment in which ...
A.
variation in the typefaces.
B.
reorganization of articles in the front.
C.
creation of the travel column.
D.
reinstatement of its former name.
【单选题】结核菌素试验，产生假阴性反应可见于：
A.
感染结核尚处在变态反应前期
B.
重症结核，机体免疫反应受抑制
C.
患某些传染病(如麻疹)后不久
D.
使用抗结核药期间
E.
使用肾上腺皮质激素期间
【单选题】write what it prints out after the below code being excuted. x = 6 if x > 1 : print('More than 1') if x > 10 : print('more than 10')
A.
More than 1
B.
More than 10
C.
More than 1 More than 10
D.
nothing
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