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问题 多项选择题

尿液检查项目中哪几项对诊断泌尿系结核没有意义（）

A.尿液红细胞位相检查

B.尿找结核菌

C.尿pH值检查

D.尿比重

E.尿结核菌PCR检测

答案

参考答案：A, D

判断题

S700K-A3型电动转辙机的转换时间不大于6.6s。（）
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单项选择题

Questions 19 to 22 are based on the conversation you have just heard.

A．It’s crowded with people.

B．It’s full of computers.

C．Lunch is being served there.

D．Only few people in there.
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