英文關鍵字
big
bubbles
channel
construction
dam
dynamic
electricity
energy
engineering
environment
facility
falling
flood
flow
force
forming
generation
high
hydro
hydroelectric
hydroelectricity
industry
micro
movement
outdoor
over
overflow
overwhelming
plant
poured
power
pressure
produced
protection
renewable
river
rural
small
spillway
splash
spring
strange
stream
tape
technology
underwater
water
waterfall
wave