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light beam diaphragm
meaning in English
光束隔膜
光束光阑
投光遮线器
Related Words
bucky diaphragm
diaphragm deflection
diaphragm seat
artificial diaphragm
diaphragm striker
ballonet diaphragm
diaphragm ales
diaphragm chamber
diaphragm and diaphragm capsule
damped diaphragm
light beam deflection
light beam deflector
light beam focusing
light beam focusing device
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