- 18
- Mar
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ទ្វារភ្លើងធ្វើពីដែកមានស៊ុមដែក និងស្លឹកទ្វារដែក។ រចនាសម្ព័ន្ធដែកអាចធានាបានថាវាមិនងាយទទួលរងការខូចទ្រង់ទ្រាយ និងការខូចខាតដោយកម្លាំងខាងក្រៅ ហើយអាចប្រើប្រាស់ជាធម្មតាក្នុងរយៈពេលយូរដោយគ្មានការជំនួស។
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