问题
单项选择题
起重机馈电裸滑线距汽车通道高度的最小安全距离应大于()mm。
A、3500
B、6000
C、1300
D、1500
E、1000
F、500
G、400
H、150
I、200
J、300
答案
参考答案:B
起重机馈电裸滑线距汽车通道高度的最小安全距离应大于()mm。
A、3500
B、6000
C、1300
D、1500
E、1000
F、500
G、400
H、150
I、200
J、300
参考答案:B
Passage Two
Which of the following factors did NOT contribute to the sea disaster
A.Andrea Doria was not very far from other ships.
B.It was dark and foggy.
C.Andrea Doria was going at a fast speed.
D.Andrea Doria’s killer had an ice-breaker like bow.