英文關鍵字
agriculture
aquatic
architecture
background
built
clean
concrete
construction
countryside
dam
dividing
environment
fast
flow
for
fresh
generation
height
high
horizontal
hydro
industrial
industry
lake
management
movement
natural
nature
obstruction
old
outdoor
outdoors
overflow
plant
power
pumping
rainy
rapids
river
scenery
scenic
season
separation
speed
spillway
stream
strong
structure
surface
technology
treatment
turbine
water
waterfall