英文關鍵字
drip
crude
oil
sliding
glass
pipette
research
microscope
laboratory
extreme
close
view
liquid
experiment
transparent
macro
material
test
kazan
tatarstan
chemist
chemistry
science
chemical
flask
glassware
equipment
solution
pharmaceutical
medical
industry
scientist
technology
medicine
scientific
study
pharmacy
biotechnology
formula
discovery
petroleum
gasoline
product