1. The root is covered with cementum, which is worn away more easily than enamel.
牙根部覆盖着牙髓，它比牙釉质更易磨损。
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2. This book comprehensively reviews bonding to enamel, dentin and cementum and analyses relevant adhesion mechanisms.
这本书综合评论压焊给牙质和牙骨质和分析相关的黏著机制涂瓷釉。
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3. During the late stage, the principal fibers stained for fibromodulin at the interfaces between cementum and new bone.
愈合晚期，纤维调节素表达于牙骨质和新骨交界处的主纤维。
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4. The periodontal ligament is a connective tissue located between the cementum of teeth and the alveolar bone of the mandibula.
牙周膜是位于牙骨质和下颌骨的齿槽骨之间的结缔组织。
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5. The new volumes of alveolar bone, cementum and periodontal ligament in the UT group were more than those in the C group (P
超声组牙槽骨、牙骨质、牙周膜新生量均大于对照组（P
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6. Based upon the growth layer groups in cementum and dentine of the tooth, the age of the huge Sperm Whale was estimated at 29 years.
根据对牙齿磨片牙骨质和牙齿齿质上的生长层组判断，其年龄约为2 9龄。
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7. Root conditioning by minocycline-HCl could improve PDLC attachment and proliferation on root cementum surface affected by periodontitis.
米诺环素处理根面后，能显著提高细胞的附着和增殖。
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8. Methods BMSCs were co-cultured with cementum slices and femora slices in vitro, to detect with light microscope at 7 day and 28 day, and to determine ALP activity.
9. Dentin matrix protein (DMP) -1 is an acidic non-collagenous protein that is necessary for the proper biomineralization of bone, cartilage, cementum, dentin and enamel.
牙本质基质蛋白(DMP)- 1是骨、软骨、釉质、牙骨质和牙本质生物矿化所必需的一种酸性非胶原蛋白。
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10. Methods Cell culture technique in vitro had been used to study the growth condition of MC3T3-E1 osteoblast line on the surface of cementum treated with various methods.
方法应用体外细胞培养技术观察MC3T3 - E1成骨细胞株在不同处理的牙骨质表面的生长状况。
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11. Objective:To analyze the N-terminal amino acid sequence of bovine cementum attachment protein(CAP), which lay a theoretical foundation for cloning and expression of the CAP.
目的：对牛牙骨质附着蛋白进行N末端氨基酸序列分析，为牙骨质附着蛋白的克隆表达提供一定的理论依据。
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12. Enamel matrix protein is secreted by Hertwig's epithelial root sheath and is responsible for initiating the original formation of acellular cementum on the developing tooth root.
釉质基质蛋白由Hert wigs上皮根鞘分泌，能诱导发育牙根上的非细胞牙骨质的初期成形。
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13. It is well know that the biological basis of Orthodontics is the plasticity of jaw, the strength-proof of cementum and the stability of periodontal ligament internal environment.
口腔正畸学的生物学基础在于颌骨的可塑性、牙骨质的抗压性及牙周膜内环境的稳定性。
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14. The utility model relates to an ultrasonic chisel for removing bone substance in operations, which belongs to the technical field of medical equipment used in cementum removal operations.
一种用于手术中去除骨质的超声凿，属医疗器械技术领域，用于提供去除牙骨术中的器械问题。
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15. The utility model relates to an ultrasonic chisel for removing bone substance in operations, which belongs to the technical field of medical equipment used in cementum removal operations.
