【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?
【单选题】密实、中密的砂土和碎石类土(充填物为砂土)深度超过( )m,需要放坡。
【单选题】There were six people in the car, ______ a pile of luggage and three pet dogs.
【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
【单选题】Questions 7 to 10 are based on passage 3. 7. According to the passage, what were dogs trained for in the past?
A.
For protection against other animals.
C.
For protection against other dogs.
D.
For the purpose of guarding the house.
【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
【单选题】无地下水的密实、中密的砂土和碎石类土(充填物为砂土)允许土壁无支撑的垂直挖深为()。
【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。