Optical head is the core device of the optical disk drive. The aperture matching is the most important problems of optical head design.
光学头是光盘存储器的核心部件，光学头光束孔径匹配是光学头设计的一个至关重要的问题。
Fibers offer exceptional transmission in tight bends, with a high core-to-clad ratio and numerical aperture of 0.37.
纤维在急弯下提供特殊的传输，具有高核心覆盖比率和0.37的数值孔径。
The wire with rubber core conductive seal can through the conductive adhesive and article (metal wire point of contact to penetrate film) fixed in the groove or in aperture.
带橡胶芯的金属丝导电密封条能够通过导电胶粘结(金属丝的接触点能够穿透薄膜)固定在沟槽或缝隙内。
The wire with rubber core conductive seal can through the conductive adhesive and article (metal wire point of contact to penetrate film) fixed in the groove or in aperture.
带橡胶芯的金属丝导电密封条能够通过导电胶粘结(金属丝的接触点能够穿透薄膜)固定在沟槽或缝隙内。
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