The horizontal or near horizontal part of a step is called( ).
A: Slope
B: Slope angle
C: Working face
D: Flat plate
A: Slope
B: Slope angle
C: Working face
D: Flat plate
举一反三
- For a horizontal demand curve, A: the slope is undefined, and the price elasticity of demand is equal to 0. B: the slope is equal to 0, and the price elasticity of demand is undefined. C: both the slope and price elasticity of demand are undefined. D: both the slope and price elasticity of demand are equal to 0.
- According to the dip angle of the ore body, the open-pit deposit can be divided into ( ). A: Horizontal and near horizontal deposits B: Gently inclined deposit C: Inclined deposit D: Steep deposit
- 中国大学MOOC: If a country produces good Y (measured on the vertical axis) and good X (measured on the horizontal axis), then the absolute value of the slope of its production possibility frontier is equal to _____________.
- Once you start to lie, you are __________. ( ). A: on a slippery slope B: failing C: to a slippery slope D: on a slope
- What is the angle of repose? A: The angle of an inclined rock layer measured from a horizontal line B: The angle of the slip plane from a slide C: The angle of plunge into the interior D: The steepest angle at which a material remains at rest