题目内容

钢的成分是形成本质粗或细晶粒钢的主要原因,钢中的________等合金元素有促进晶粒长大的作用。Ⅰ.钒;Ⅱ.钛;Ⅲ.钨;Ⅳ.锰;Ⅴ.碳;Ⅵ.铬。

A. Ⅰ+Ⅱ+Ⅳ+Ⅴ
B. Ⅰ+Ⅱ+Ⅲ+Ⅵ
C. Ⅳ+Ⅴ
D. Ⅲ+Ⅳ+V

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If the diagnosis had been narrowed between viral meningitis and tuberculosis meningitis, which of the following tests would be useful in the rapid differentiation of the two?

A. guinea pig inoculation
B. acid-fast stained smear of the spinal fluid
C. cough plate
D. gram staining method

Which test is NOT useful to diagnose the purulent meningitis?

A. Pandy’s test
B. cell count
C. examine bacterium
D. complement fixation test

Which test is NOT useful to diagnose the cryptococcal meningitis?

A. India ink preparation
B. fungus culture
C. csf gross examination
D. Latex agglutination test

What kind of patients can perform lumbar puncture to get csf for analysis?

A. space occupying lesions
B. infection at desired puncture site
C. headache with unknow reason
D. hemophilia

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