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【单选题】
下列药物中,不可用于短暂性脑缺血发作治疗的药物是A.
阿司匹林
B.
双嘧达莫
C.
酶
D.
华法林
E.
尿激酶
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举一反三
【单选题】It's time that ______ about the traffic problem downtown.
A.
something was done
B.
anything will be done
C.
everything is done
D.
nothing to be done
【单选题】1 Perhaps the biggest problem facing the project manager during integration activities within a matrix structure is:
A.
Coping with employees who report to multiple bosses
B.
Too much sponsorship involvement
C.
Unclear functional understanding of the technical requirements
D.
Escalating project costs
E.
All of the above
【简答题】受扭实心等直圆轴，当直径增大一倍时，其最大切应力τ2max和两端相对扭转角ψ2与原来的τ1max和ψ1的比值为（ ）
【单选题】关于鼻饲的操作方法，错误的是
A.
每次鼻饲量不超过200ml
B.
每次灌注前应检查胃管是否通畅
C.
每次鼻饲前注入少量温开水，证实胃管是否在胃内
D.
药品碾碎溶解后灌入
E.
拔管应夹紧胃管末端快速拔出
【单选题】We can infer that the most serious problem of women teachers is_______.
A.
their conflict with male colleagues
B.
the trouble in balancing work and life
C.
their cooperation with male colleagues
D.
the difficulty in their career advancement
【简答题】受扭实心等直圆轴,当直径增大一倍时,其最大剪应力与原来的最大剪应力的比值为( )
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