الألياف الجانبية الألياف البصرية ، أنبوب الضوء البصري الألياف ، فهي نفس الشيء. يمكن أن يترك الضوء يمر عبر ، وهو إضاءة خطية.
2023/02/14
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
