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【单选题】
下列哪个措施不能提高梁的弯曲刚度的是( )A.
增大梁的抗弯刚度
B.
减小梁的跨度
C.
增加支撑
D.
将分布荷载改为几个集中荷载
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反馈参考答案：
举一反三
【简答题】If the extension number is not confidential, you can ask the caller to make a note of the number in case the call gets disconnected during t_________.
【简答题】History as the artificial extension of the social memory ( and I willingly concede that there are other appropriate ways of apprehending human experience) is an art of long standing, necessarily so si...
【简答题】make extension of the L/C
【单选题】The correct tightening is obtained by the use of______to measure the extension given to the bolts.
A.
pressure gauges
B.
thermometers
C.
stretch gauges
D.
bridge gauges
【单选题】With the development of industry and extension of railroad network in the early 20th century in the U.S.A., there appeared ______. A. a rapid growth of cities
B.
an influx of foreign goods
C.
an increase of urban ghettos
D.
a great increase in the number of farms
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