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【简答题】
香精按形态分可分为: ____、____ 、 ____、____
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【简答题】基坑(槽)作直立壁不加支撑的允许规定,密实、中密的砂土和碎石类土(填充物为砂土)时,挖方深度为( )。
【单选题】According to the article, what were the first living creatures to travel from Earth to space?
A.
mice
B.
dogs
C.
fruit flies
D.
human beings
【单选题】There were six people in the car, ______ a pile of luggage and three pet dogs.
A.
but for
B.
besides
C.
prior to
D.
what with
【简答题】Complete the dialogue with the words/phrases. A. What a shame! B. stuff it C. must be nice D. do me a favour E. bloke F. You can't be serious! Rick: Did I tell you about this (1) _____who came round t...
【多选题】当基础土质均匀且地下水位低于基坑(槽)底面标高时,挖方边坡可挖成直坡式而不加支护,但挖深不宜超过"()"的规定。
A.
密实、中密的碎石类和碎石类土(充填物为砂土)1.0m
B.
密实、中密的碎石类和碎石类土(充填物为砂土)1.5m
C.
坚硬的黏土1.5m
D.
坚硬的黏土2.0m
E.
硬塑、可塑的粉土及粉质黏土1.25m
【多选题】当基础土质均匀且地下水位低于基坑(槽)底而标高时,挖方边坡可挖成直坡式而不加支护,但挖深不宜超过“()”的规定。
A.
密实、中密的碎石类和碎石类土(充填物为砂土)1.0m
B.
密实、中密的碎石类和碎石类土(充填物为砂土)1.jm
C.
坚硬的黏土1.5m
D.
坚硬的黏土2.0m
E.
硬塑、叮塑的粉土及粉质黏土1.25m
【多选题】当基础土质均匀且地下水位低于基坑(槽)底面标高时,挖方边坡可挖成直坡式而不加支护,但挖深不宜超过"()"的规定。
A.
密实、中密的碎石类和碎石类土(充填物为砂土)1.0m
B.
硬塑、可塑的粉土及粉质黏土1.25m
C.
硬塑、可塑的粉土及粉质黏土1.5m
D.
硬塑、可塑的黏土及碎石类土(充填物为黏性土)1.5m
E.
硬塑、可塑的黏土及碎石类土(充填物为黏性土)2.0m
【多选题】当基础土质均匀且地下水位低于基坑(槽)底面标高时,挖方边坡可挖成直坡式而不加支护.但挖深不宜超过“()”的规定。
A.
密实、中密的碎石类和碎石类土(充填物为砂土)1.Om
B.
硬塑、可塑的粉土及粉质黏土1.25m
C.
硬塑、“r塑的粉土及粉质黏土1.5m
D.
硬塑、可塑的黏土及碎石类土(充填物为黏性土)1.5m
E.
硬塑、可塑的黏土及碎石类土(充填物为黏性土)2.0m
【单选题】What did the dog handlers learn before the searches?
A.
There was actually no target scent in the search area.
B.
Each search area contained three target scents.
C.
Their dogs were expected to find the scents of red paper.
D.
Some target scents may be labeled with a special mark.
【单选题】土层为密实、中密的砂土和碎石类土(充填物为砂土),基坑(槽)和管沟直立壁不加支撑时允许深度为( )m。
A.
1.00
B.
1.25
C.
1.50
D.
2.00
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