皮皮学，免费搜题
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【单选题】
下列选项中哪个不属于灌注桩的优点(与预制桩相比)?( )
A.
能适应各种土层，无需接桩
B.
施工速度快
C.
施工挤土
D.
可以节约钢材、木材和水泥
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知识点：
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【单选题】An American Shipowner can ______ in an American port any ship in the same ownership as the one with which he has collided，in spite of the fact that the collision may have occurred in some distant part...
A.
attack
B.
attach
C.
attain
D.
attend
查看完整题目与答案
【单选题】工程中许多构件在工作时出现随时间而交替变化的应力，这种应力称为（）。
A.
交变应力
B.
平均应力
C.
弯曲应力
D.
剪切应力
查看完整题目与答案
【判断题】大小和方向均随时间周期性变化的力称为交变应力;方向不变,大小周期变化的称为重复应力。二者统称为循环应力。
A.
正确
B.
错误
查看完整题目与答案
【单选题】随时间作周期性变化的应力称为（）。
A.
拉应力
B.
压应力
C.
交变应力
D.
周期应力
查看完整题目与答案
【多选题】Where can you get a pet?
A.
Buy one in a pet shop.
B.
Ask someone to steal one for you.
C.
Buy one from a zoo.
D.
Wait for a baby pet from your friend's pet.
E.
Buy one from Taobao.
查看完整题目与答案
【单选题】构件受到随时间作（）性变化的应力作用，这种应力称为交变应力或重复应力。
A.
无规律
B.
周期
C.
间断
D.
长期
查看完整题目与答案
【单选题】Which of the following statements about the statistics of pet ownership in the US is wrong?
A.
It's estimated that 78 million dogs & 85.8 million cats are owned in the United States. ～44% of all households in the United States have a dog, & 35% have a cat, according to American Pet Products Association (APPA).
B.
APPA reports that 64% of dogs are purchased from breeders, while 23% of dogs & 31% of cats are obtained from an animal shelter or humane society.
C.
～6.5 million companion animals enter US animal shelters nationwide every year. Of those, ～3.3 million are dogs and 3.2 million are cats.
D.
Each year, ～1.5 million shelter animals are euthanized (670,000 dogs & 860,000 cats). ～3.2 million shelter animals are adopted per year (1.6 million dogs & 1.6 million cats).
查看完整题目与答案
【判断题】打入桩没有明显的排挤土体作用，不用考虑对邻近结构（包括邻近基桩）的影响。
A.
正确
B.
错误
查看完整题目与答案
【简答题】随时间作周期交替变化的应力称为 。
查看完整题目与答案
【简答题】随时间作周期替变化的应力称为___,作用在构件上随时间作周期性变化的载荷称为___。
查看完整题目与答案
相关题目：
【单选题】An American Shipowner can ______ in an American port any ship in the same ownership as the one with which he has collided，in spite of the fact that the collision may have occurred in some distant part...
A.
attack
B.
attach
C.
attain
D.
attend
查看完整题目与答案
【单选题】工程中许多构件在工作时出现随时间而交替变化的应力，这种应力称为（）。
A.
交变应力
B.
平均应力
C.
弯曲应力
D.
剪切应力
查看完整题目与答案
【判断题】大小和方向均随时间周期性变化的力称为交变应力;方向不变,大小周期变化的称为重复应力。二者统称为循环应力。
A.
正确
B.
错误
查看完整题目与答案
【单选题】随时间作周期性变化的应力称为（）。
A.
拉应力
B.
压应力
C.
交变应力
D.
周期应力
查看完整题目与答案
【多选题】Where can you get a pet?
A.
Buy one in a pet shop.
B.
Ask someone to steal one for you.
C.
Buy one from a zoo.
D.
Wait for a baby pet from your friend's pet.
E.
Buy one from Taobao.
查看完整题目与答案
【单选题】构件受到随时间作（）性变化的应力作用，这种应力称为交变应力或重复应力。
A.
无规律
B.
周期
C.
间断
D.
长期
查看完整题目与答案
【单选题】Which of the following statements about the statistics of pet ownership in the US is wrong?
A.
It's estimated that 78 million dogs & 85.8 million cats are owned in the United States. ～44% of all households in the United States have a dog, & 35% have a cat, according to American Pet Products Association (APPA).
B.
APPA reports that 64% of dogs are purchased from breeders, while 23% of dogs & 31% of cats are obtained from an animal shelter or humane society.
C.
～6.5 million companion animals enter US animal shelters nationwide every year. Of those, ～3.3 million are dogs and 3.2 million are cats.
D.
Each year, ～1.5 million shelter animals are euthanized (670,000 dogs & 860,000 cats). ～3.2 million shelter animals are adopted per year (1.6 million dogs & 1.6 million cats).
查看完整题目与答案
【判断题】打入桩没有明显的排挤土体作用，不用考虑对邻近结构（包括邻近基桩）的影响。
A.
正确
B.
错误
查看完整题目与答案
【简答题】随时间作周期交替变化的应力称为 。
查看完整题目与答案
【简答题】随时间作周期替变化的应力称为___,作用在构件上随时间作周期性变化的载荷称为___。
查看完整题目与答案