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单项选择题

粗集料压碎值试验中，均匀的加荷载，要求在10min左右的时间内达到总荷载（），稳压5s，然后卸荷。

A.100kN
B.200kN
C.300kN
D.400kN
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相关考题

单项选择题
Eleanor Roosevelt was the wife of America′s 32nd president,Franklin Roosevelt.She helped her husband in?many ways during his long（21）life.She also became one of the most（22）women in America.She fought for?equal rights for all people.
Eleanor was born in New York City in 1884.Her family had great wealth.But Eleanor did not have a happy（23）.Her parents died when she was very young.She was raised by her grandmother.Eleanor（24）that as a?child,her greatest happiness came from helping others.
tn the early 1900s,many people were worried about the problems of（25）people who came to America in（26）of a better life.Eleanor could not（27）how people lived in such poor conditions while she and some others?had so much（28）.
After she finished school,Eleanor began（29）children to read and write in one of the poorest areas of New?York City.She also looked into（30）where workers were said to be badly（31）.She saw little children of four?and five years old working until they（32）to the floor.She became involved（参与）with other women who（33）the same ideas about improving social conditions.
Franklin Roosevelt began（34）Eleanor when he was in New York.They got（35）in 1905.In the next eleven?years,they had six children.The Roosevelts moved to Washington D.C.in 1913.
第（30）题选
A.hospitals
B.factories
C.schools
D.armies
单项选择题
A．
B．
C．
D．
单项选择题
Eleanor Roosevelt was the wife of America′s 32nd president,Franklin Roosevelt.She helped her husband in?many ways during his long（21）life.She also became one of the most（22）women in America.She fought for?equal rights for all people.
Eleanor was born in New York City in 1884.Her family had great wealth.But Eleanor did not have a happy（23）.Her parents died when she was very young.She was raised by her grandmother.Eleanor（24）that as a?child,her greatest happiness came from helping others.
tn the early 1900s,many people were worried about the problems of（25）people who came to America in（26）of a better life.Eleanor could not（27）how people lived in such poor conditions while she and some others?had so much（28）.
After she finished school,Eleanor began（29）children to read and write in one of the poorest areas of New?York City.She also looked into（30）where workers were said to be badly（31）.She saw little children of four?and five years old working until they（32）to the floor.She became involved（参与）with other women who（33）the same ideas about improving social conditions.
Franklin Roosevelt began（34）Eleanor when he was in New York.They got（35）in 1905.In the next eleven?years,they had six children.The Roosevelts moved to Washington D.C.in 1913.
第（29）题选
A.disturbing
B.teaching
C.forcing
D.reminding
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