【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。
【多选题】下列各项属于无产阶级政党的群众路线的内容的有( )
【单选题】换档踩下离合器踏板时,离合器片的转速将怎样变化?( )
【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.
【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()。
【多选题】下列各项属于无产阶级政党的群众路线的内容的有( )
【多选题】下列各项属于无产阶级政党的群众路线内容的有( )