It has special unitized construction which consists of the seat, disc and stem assembly, and strainer screen all together in one unit for complete replacement maintenance.
它具有特殊的整体结构，由阀座，阀瓣和阀杆总成，以及过滤器网等整合在一个整体中，完全能够进行更换维护。
Therefore, it is necessary to disc uss some ways to raise funds for the construction of fundamental equipment of the railway goods yard so as to provide scientific and feasible ways in theory for it.
因此，有必要探讨一些货场基础设施改建的资金筹措渠道，为货场基础设施改建的合理筹资提供科学可行的理论方法。
Disc cutter is an important tool of shield machine to crush the rock during excavating tunnel, cracking efficiency of it directly impacts on the construction efficiency.
盘形滚刀作为盾构掘进机在掘进过程中破岩的主要刀具，其破碎效率直接影响了地下工程施工的效率和成本。
The magic mud disc directly to the pneumatic self-adhesive waxing machine can use, safe, convenient and quick construction.
魔泥盘直接自粘于气动打蜡机便可以使用，安全、方便、施工快捷。
Machined brass construction, chrome nickel plated body, EPR rubber check disc assemblies and Buna 'n' seals, stainless steel springs and pressure plates are standard.
标准配置为机加工黄铜结构，镀铬镍阀体，乙丙橡胶止回阀瓣总成和丁钠橡胶密封，不锈钢弹簧和压力板。
This paper discussed the construction processing of disc-network in the electronics reading room from the overall scheme to concretely executing combined with the practices.
本文结合实践从总体方案到具体实施，论述了电子阅览室的光盘网络建设过程。
Brief introduction to the working process, the construction characteristics, the applications and the main data's selection & calculation for the single disc, high-performance flat gate valve.
介绍了高温硬密封浮动阀座单闸板平板闸阀的工作原理、结构特点、适用范围及主要技术数据的选取和计算。
In this paper the construction and design knowledge of a disc spring type valve rotating mechanism are presented with the emphasis on the approximate calculations for the disc spring stress.
介绍了碟簧型气门旋转机构的结构设计要点，着重阐述了碟形弹簧应力的近似计算方法。
The construction and performance of disc shearer 1300 are introduced.
介绍了1300圆盘剪切机的结构、特性，对有关参数的选择进行了讨论。
Conclusions The structure and histology of sheep is similar to humans, anterior lumbar interbody fixation with plate can induce construction of goal model of intervertebral disc degeneration.
结论山羊椎间盘组织学结构特点与人类相似，通过椎体前路钢板加压的方法可以建立羊的椎间盘退变模型。
Conclusions The structure and histology of sheep is similar to humans, anterior lumbar interbody fixation with plate can induce construction of goal model of intervertebral disc degeneration.
结论山羊椎间盘组织学结构特点与人类相似，通过椎体前路钢板加压的方法可以建立羊的椎间盘退变模型。
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