英和和英

a line graph

the degree of inclination of something

a degree of a slope

spectrum analysis―spectral analysis

a plane figure

a floor plan

at a slant

gradient―（檣のは）―rake

a detailed chart

an acelivity―（鉄道なら）―a rising gradient―an up grade

an explanatory paragraph

projection

a side-view

a side-elevation

a lateral elevation

the degree of an incline

a cross section

updated drawings

topographic maps

a topographical map

a graph called pie chart

（路道なら）to slope a road―（鉄道なら）―grade a railway

an inclined plane

an incline

a slope

a steep slope―（鉄道なら）―a sharp gradient

a steep slope

a gentle slope―（鉄道なら）―an easy gradient

spectral analysis

graph of a logarithmic scale