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- tooth root growth 牙根发育
- Earthworm channels greatly aid root growth. 蚯蚓洞穴极有助于植物根系生长。
- The branch of dentistry that deals with diseases of the tooth root, dental pulp, and surrounding tissue. 牙髓病学研究牙根、牙髓及其周围组织疾病的牙医学的一个分支
- This light medium helps encourage new root growth. 这有利于鼓励新根系生长介质轻。
- Root growth in rice and its response to soil density. 水稻根系生长及其对土壤紧密度的反应。
- If shoots grow rapidly the root growth rate decreases markedly. 如果新梢生长很快，则根系生长显著减慢。
- The branch of dentistry that deals with diseases of the tooth root,dental pulp,and surrounding tissue. 牙髓病学，研究牙根、牙髓及其周围组织疾病的牙医学的一个分支。
- Considering the time-variant mesh stiffness, the calculated results demonstrated the change of tooth root bending stress in one engagement period. 计算结果揭示了由于时变啮合刚度的影响齿根弯曲应力在一个啮合周期的变化规律。
- A dental implant is an artificial tooth root that a periodontist places into your jaw to hold a replacement tooth or bridge. 种植牙是一种通过专科医生植入颌骨的人工牙根;用以镶复牙冠或牙桥.
- Methods Tooth root Injected solidified calcium phosphate cataplasm tube, then pressed with gutta peneha points. 方法自固化磷酸钙充填糊剂根管内注入后加牙胶尖挤压。
- Tooth bone is form tooth root surface layer, the strong organization with yellower colour and lustre. 牙骨质是构成牙根表层的、色泽较黄的硬组织。
- This paper discussed the relationship between the involute pitch of tooth root and tooth profile involute in hobbing. 本文阐述了滚刀滚齿时齿轮齿根过渡曲线的延长渐开线的等距线与齿轮齿形渐开线的关系。
- Below normal circumstance, whole package buries tooth root in tooth chamfer bone. 正常情况下，牙根整个包埋于牙槽骨中。
- Effects of Different Light Qualities on Root Growth and Development of Test-tube Plantlets of Vitis vinifera L. 不同光质对葡萄试管苗根系生长的影响。
- Compared with a standard involute gear, the unsymmetric involute gear could efficiently improve the tooth root bending strength by finite element analysis. 对实例的有限元分析表明非对称渐开线齿轮的齿根弯曲强度比对称齿轮有较大提高。
- NEA Couldpromote root growth of nc wheat, soybean and sugarbeet at seedling stage. 壮根素系列产品能明显促进水稻、小麦、大豆和甜菜苗期根系发育，促进作物产量提高。
- CONCLUSION:SHIP exists during the resorption of primary tooth root and is absent during the stableness of primary tooth root and the pe... 结论:SHIP在乳牙根吸收期表达阳性,在乳牙根稳定期和恒牙根期表达阴性,提示其在乳牙根吸收过程中发挥重要作用。
- Abstract： Root growth, TTC activity and pea yield were investigated with a pot experiment simulating water stress. 摘要： 采用盆栽试验方法，研究了水分胁迫对豌豆根系生长、根系活力和单株产量的影响。
- With the advent of dental materials and technology, we can replace a broken tooth root with a titanium root analogue, that is, dental implant. 随着物料和技术不断进步，我们已经可以利用钛金属制物质代替已坏死的牙根，这便是义齿种植了。
