【单选题】Which of the following engineering measures cannot increase the stability of slope.
A.
To construct structures on the slope surface.
B.
To cut the slope surface.
C.
To install anchor piles on the slope surface
D.
To install drainage pipes in slope.
【单选题】人类社会经历了四次信息技术革命,第三次信息技术革命时期的产物是( )。
【判断题】第四次信息技术革命是印刷术的发明和使用,使书籍、报刊成为重要的信息储存和传播的媒体。 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
【单选题】The slope of an indifference curve is
A.
the rate of change of consumer’s preferences.
B.
the marginal rate of preference.
C.
the marginal rate of substitution.
D.
always equal to the slope of the budget constraint.
【单选题】The smaller the slope of the AE curve, ( ).
A.
the greater is the value of the multiplier
B.
the smaller is slope of the saving function
C.
the steeper is the consumption function
D.
the smaller is the value of the multiplier
【单选题】The upward slope of a ships bottom from the keel to the bilge is known as().