blowout diaphragm快速: fast; quick; high-speed; spe ...光阑: flare stop; shutter; diaphra ...快速光度计: rapid photometer快速光电倍增管: fast photomultiplier tube快速光电倍增器: fast response photomultiplier; fast-response photomultiplier下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:快速光阑，即可在微信中查询翻译
