英文關鍵字
1080i
1080p
1920x1080
activity
board
circuit
closeup
component
components
connection
copper
develop
electrical
electronic
engineer
equipment
factory
green
hand
handwork
hdv
holding
intro
iron
lab
laboratory
labourer
layout
led
man
manual
motor
occupation
perfboard
prototyping
research
science
second
solder
soldering
sweat
techno
technology
tinker
tinman
tinsmith
wire
work
worker