After the violent earthquake that shook Los Angeles in 1994, earthquake scientists had good news to report: The damage and death toll could have been much worse.
More than 60 people died in this earthquake. (26) comparison, an earthquake of similar intensity that shook America in 1988 (27) 25,000 victims. (28) and deaths were relatively less in Los Angeles because the quake occurred at 4:31 a.m. on a holiday, (29) traffic was light on the city’s highways. In addition, changes made to the construction codes in Los Angeles during the last 20 years have (30) the city’s buildings and highways, making them more (31) to quakes.
Despite the good news, civil engineers aren’t (32) on their successes. (33) to their drawing boards are blueprints for improved quake-resistant buildings. The new designs should (34) even greater security to cities where earthquakes often take place
A. restore
B. respond
C. resist
D. resign
可容忍误差 | 3% | 4% | 5% | 6% | 7% | 8% | 9% |
抽样方案 | 99(0) | [填空题]向钢轨上安放防溜铁鞋时，应利用铁鞋手把或后部立板，严禁手持<--NRC-->。
[填空题]手弧焊时，适当的焊缝余高值为（）mm。
[单选题]F—7型分配阀外设四个风缸，分别是（ ）
A.工作风缸、降压风缸、紧急风缸、过充风缸 B.工作风缸、降压风缸、紧急风缸、作用风缸 C.工作风缸、低压风缸、紧急风缸、作用风缸 [判断题]重合闸一般只允许动作一次，重合闸动作后即放电，合上开关后如果故障没有消除，则保护使得开关跳闸，此时，重合闸不应该动作。（ ）
A.正确 B.错误 [单项选择]婴儿可以说出第一批最容易发音的词，如“爸爸”“妈妈”等的时间大约是（）左右。
A. 9个月 B. 10个月 C. 1岁 D. 1岁半 [判断题]电客车队倒班原则为白、夜、休、休。
A.正确 B.错误 [单选题]《中央企业安全生产禁令》（国资委令第24号）第五条规定：严禁违反程序擅自压缩工期、( ) 和工艺流程。
A.更换作业人员 B.改变技术方案 C.改变作业流程 D. 改变设备状态 我来回答: 提交
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