grid focusing system栅网: aperture plate; mat聚焦: focus; focusing; concentrate系统: system栅网聚焦: grid focusing栅网聚焦性能: grid focusing properties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:栅网聚焦系统，即可在微信中查询翻译
