Methods100 molars with vertical fracture were cleaned and fixed by metallic ring. Then root canal treatment (RCT) were completed.
方法100例纵裂磨牙采用先对患牙初步清理复位带环固定根管治疗后全冠修复保存患牙。
Composed of several parts, Johnnie Walker gold Ice Pillar is covered by a metallic gold anodized ring. The logos are embossed out.
尊尼获加金冰支柱等几部分组成，覆盖金属阳极氧化环黄金。徽标是浮雕出来。
Metallic detergent and ashless dispersant additive system provides superior control of ring belt and piston skirt deposits, even under the most severe operating conditions.
金属洗涤剂和无灰分散剂系统提供的环带和活塞裙存款优越的控制，即使在最严酷的工作条件。
Metal elastic force ring inside piston rings can add initial elastic force of the non-metallic piston ring to get expectative seal effect.
在活塞环的内侧设置金属的弹力环增加非金属活塞环的预弹力，可到达预期的密封效果。
A double flexible metallic O-Ring seat provides a (1) static and (2) dynamic seal and assures compliance to fire-safe specifications.
双重柔性金属O形环阀座具有静止和动态密封性能，确保符合防火规则要求。
Composed of several parts, Johnnie Walker gold Ice Pillar is covered by a metallic gold anodized ring.
尊尼获加金冰支柱等几部分组成，覆盖金属阳极氧化环黄金。
Ring joint gasket are metallic sealing rings suitable for high pressure and high temperature dutries.
金属环垫是用于金属材料加工而成的垫片，适用于高温高压的密封。
The attachment of a group to a central metallic agent such as iron with two valences to form a heterocyclic ring.
一种基与中心金属离子(如二价铁离子)结合，形成杂环。
This paper introduces the developing progress of metallic pressure sealing ring, including selecting material, drawing special forging process, intenerating process and drawing machining process.
介绍了具有优良使用性能，可替代进口产品的金属自密封环的研制，包括选材、制定特殊锻造工艺、制定机械加工工艺规程和软化处理等。
This paper introduces the developing progress of metallic pressure sealing ring, including selecting material, drawing special forging process, intenerating process and drawing machining process.
介绍了具有优良使用性能，可替代进口产品的金属自密封环的研制，包括选材、制定特殊锻造工艺、制定机械加工工艺规程和软化处理等。
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