战时最为卓越的科研成就之一，是由科学研究与发展局独家研制的无线电引信。
One of the most brilliant scientific achievements of the war was the development, exclusively by the OSRD, of the proximity fuse.
战时最为卓越的科研成就之一，是由科学研究与发展局独家研制的无线电引信。
One of the most brilliant scientific achievements of the war was the development, exclusively by the OSRD, of the proximity fuse.
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