连接主接地极的接地母线,应采用截面积不小于()mm2的铜线。
A、30
B、40
C、50
参考答案:C
2004年修订的《传染病防治法》中新增加的乙类传染病是()
A.艾滋病与钩端螺旋体病
B.登革热与炭疽
C.布氏杆菌病与梅毒
D.传染性非典型肺炎与人感染高致病性禽流感
E.黑热病与流行性感冒
The government is ________ to everyone to save energy in order to carry out the construction of
"twooriented society" in Wuhan and other circle cities.[ ]
A. attaching
B. adapting
C. adjusting
D. appealing