機器
african
applied
beam
beam path
blue
board
bread board
breadboard
computer
detail
device
electronic
energy
engineering
equipment
experiment
exploration
fiber
glass
industrial
industry
information
institute
lab
laboratory
laser
lens
light
mirror
optic
optical
photon
photonics
physics
power
precision
prism
quantum
ray
reflection
research
safety
science
scientific
system
technology
test
university
wire