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1.The new model of the camera has a direct-viewing storage tube, which can store more photos.
这款相机的新型号有一个可以直接观察的存储管，可以存储更多的照片。
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2.The scientist used a direct-viewing storage tube to observe the reaction in real-time.
科学家使用一个直接观察的存储管来实时观察反应。
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3. The engineer designed a new type of direct-viewing storage tube that could store and process large amounts of data.
工程师设计了一种新型的直接观察存储管，可以存储和处理大量的数据。