【单选题】It is believed that the feeding patterns parents ( ) on their children can determine their adolescent and adult eating habits.
【单选题】在1..1000的地形图上,量得AB两点间的高差为0.586m,平距为5.86cm;则A,B两点连线的坡度为( )
【单选题】37在1..1000的地形图上,量得AB两点间的高差为0. 586m,平距为5 . 86cm;则A,B两点连线的坡度为( )。
【单选题】The passage suggests that the purpose of the 'hydrographic network' is to ______.
A.
determine the size of molecules of water
B.
prevent soil erosion caused by flooding
C.
move water from the Earth's surface to the oceans
D.
regulate the rate of water flow from streams and rivers
【单选题】首柱是船首结构中的重要强力构件,其作用是:I、增加保留浮力;II、便于甲板排水;III、保持船首形状;IV、会拢外板;V、保证船首局部强度
【多选题】下列关于社会价值正确的说法是( )
C.
社会价值是作为客体的人满足作为主体的社会和他人需要的关系
【单选题】在1..1000的地形图上,AB两点间的高差为0.10m,距离为5m,则地面上两点连线的坡度为( )。