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- spring packing ring 弹簧垫圈
- Each packing ring individually inserted and compressed for better tightness. 每个垫圈都分别穿入并经过压紧以提供更好的紧固性。
- The spring packless design incorporates a spring loaded packing chamber which utilizes two heavy duty packing rings. 弹簧无垫圈设计结构将采用两个重型垫圈的弹簧加压垫圈腔一体化。
- Based on the analysis of the failure cause of piston packing ring,air valve and unit pipeline vibration,the methods to solve are proposed. 本文在分析了由活塞密封环、气阀及机组管道振动引起压缩机产生故障原因的基础上,提出了相应的解决办法。
- RBR packing ring: This is one kind of rolling mill bearing special-purpose rubber lip type packing ring, widely is applied in recent years. RBR 型密封环： 这是一种轧机轴承专用的橡胶唇式密封环，近年来被广泛应用。
- As an economical and practical MAC technology, Resilient Packing Ring (RPR) technology has extensive applications in MAN fibre loops. 是一种经济实用的MAC层技术，在城域光纤环上有十分广阔的应用前景。
- The unique SPL (Disc Spring Pack Loaded) gate trim unit comprises all of the operating parts of sliding discs.No wedging effects and much smaller contacting stresses on the seating mechanism. 唯一的SPL闸阀芯部件包括所有滑动阀板的操作零件，没有楔形闸的影响并且阀座接触应力较小。
- Torque arm. To reduce wear on packing rings, to enable better sealing and to reduce torque. 转矩臂。有利于减少密封环上的磨损,改善密封性能,减少扭矩。
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Rubber packing ring for food container 食品容器橡胶垫圈
- Drilled packing ring of flexible graphite 柔性石墨填料环
- Packing blowout (optional) ensures fast removal of old packing rings when time-consuming conventional packing removal methods are unacceptable (nuclear service, for example). 填料吹出（备选）保证在时间很宝贵、传统的填料拆卸方法不能采用时（如核应用），旧填料环的拆卸速度更加快捷。
- The author finds that erosion causes the failure of packing rings through the analysis of the macrocosm appearance of fracture and that organic acid causes the erosion. 通过对填料环宏观形貌特征的分析得知,填料环失效是由于腐蚀磨损引起的。
- round section rubber packing ring 圆截面橡胶垫圈
- We look forward to the return of spring. 我们期待着春天的到来。
- An ill marriage is a spring of ill fortune. 不良的婚姻是恶运的来源。
- Phillip is packing up his goods. 菲利普正包装他的货物。
- I am interested in the ten-week trip next spring. 我对明年春天为期10周的旅行感兴趣。
- Spring in East China usually sets in about March. 华东的春天一般约在三月开始。
- The days are drawing out now that it's spring. 春天到来，白昼越来越长了。
