ground-glass focusing screen的意思|示意
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英 / /
毛玻璃聚焦屏
ground-glass focusing screen的网络常见释义
毛玻璃聚焦屏 ... grounded-grid triode 栅极接地式三极管 ground-glass focusing screen 毛玻璃聚焦屏 groundhog 挖土机 ...