升降机每组(或每道)缆风绳不应少于四根，沿架体平面( )范围内布局。
A．180°
B．360°
C．270°
D．90°
参考答案：B
__________ , she won’t talk to you after what you said to her.
A．Surprising
B．Surprised
C．Not surprisingly
D．Not surprising
发生事故无论大小，均应按照“五不放过”原则进行处理。
