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5. Pengembangan terma yang rendah: Kaca kuarza mempunyai pekali pengembangan haba yang rendah, yang bermaksud ia tidak berkembang dengan ketara atau kontrak dengan perubahan suhu. Ini membantu mengekalkan integriti dan ketegangan tetingkap penglihatan, menghalang sebarang kebocoran atau kehilangan tekanan.
Dengan cara ini, kami akan mengadakan festival pertengahan Autmn dan cuti kebangsaan, sila atur pesanan anda terlebih dahulu.
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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.