英文關鍵字
activity
asphalt
bitumen
boots
build
builder
coating
contractor
covering
crack
craft
damaged
damp
danger
equipment
exterior
felt
fix
fixing
gas
gluing
heating
high
hole
home
house
improvement
insulation
job
laborer
leak
leaking
maintenance
male
man
manual
material
occupation
old
outdoor
overhaul
pitch
poultice
poulticing
profession
professional
protection
refurbishment
renovation
repair
repairs
residential
roof
roofer
roofing
rooftop
ruberoid
safety
seal
sealant
sealing
sheet
skill
tar
technique
tools
top
torch
waterproof
waterproofing
work
worker
workman