英文關鍵字
and
background
building
cement
construction
dam
dewatering
drainage
drought
electric
electricity
energy
environment
flood
floodgate
flow
flowing
fuel
gate
generate
generation
generator
high
hydroelectric
industrial
industry
irrigation
landmark
motion
natural
open
outdoor
power
powerful
recycling
reservoir
river
slow
spillway
splashing
spring
station
structure
thailand
tourism
travel
wall
water
waterfall
way