英语词汇“first electron lens”的读音、翻译、释义、用法及例句-开邑网

词汇	first electron lens
释义	first electron lensfirst electron lens1.■第一电子透镜
随便看	patch budding patch burning patch canker patch chlorosis patch clamp patch clamping technique patch code patch cord patchcorridormatrix model patch dynamic theory patch effect patcher patchery patch fuel patch grafting of carotid artery patch ice patchiness patching patching board patching cement patching curve patching gun patching holes patching machine patching material

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