直放站验收规范要求在900MHz频段带内所有互调均小于()dBm
A.-33
B.-40
C.-36
D.-30
参考答案:D
Traffic on the bridge was_______for an hour because of the accident.
A.held up
B.held on
C.held back
D.kept on
下列各项,不属伤寒典型表现的是()
A.发热
B.皮疹
C.腹泻
D.脾肿大
E.表情淡漠