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- expansion pipe bend 伸缩管弯
- Based on the corrosion depth and pipe working life, the func tional relationship between the pipe bend wear speed and conveying speed is proposed. 依据侵蚀深度和弯管工作寿命结果，推出了弯管磨损速度与输送速度之间函数关系。
- By utilizing the elastoplastic analytical model and the contact analytical model in ANSYS software,the paper constructed the finite element model of the expansion pipe in an expanding process. 利用ANSYS软件中的弹塑性分析模块以及接触分析模块,建立了可膨胀管膨胀过程的有限元模型。
- It reveals the stress field,displacement field and plastic deformation caused by freezing and expansion of the migrating pingo and presents the oil pipe bending deformation caused by t. 青藏高原北部常年冻土区沿活动断裂发育有移动冰丘,其对输油管道、桥梁、涵洞等工程设施具有破坏作用。
- Quality Requiremetns: when lower than the minium wall thinckness allowable by pipe bend and without the sharp corner, the bend from mechanical damage may be repaired, but not be repaired welding. 质量要求：机械损伤的弯头，在不小于管子弯头设计所需的最小壁厚时，且没有尖锐棱角时允许修磨，但不能补焊。
- Expansion Pipe Technology and Its Application 可膨胀管技术及其应用
- incombustible abrupt expansion pipe 不可燃突扩管道
- A right-angled bend in a pipe or conduit; an elbow. 直角弯，肘导管或管道中的直角弯; 肘
- The needed pipe bending moment、wall thickness reduction and ovality of section are known by simulating. 通过模拟,计算管子弯曲变形所需的弯矩,计算管子弯曲部分外壁减薄率和椭圆度。
- Cut, threaded, and bends pipe to required angle, using pipe cutters, pipe-threading machine, and pipe bending machine. 用切割器、加螺纹机、弯曲器，针对要求的角度来切割、加螺纹、及弯曲水管。
- Lacking internal support in the pipe, this pipe bending process creates some cross section ovality. 在管道内支持不足,这根管子弯过程中创造一些截面椭圆。
- The Application of PC in Expansion Pipe Machine Controlling PC在胀管机控制中的应用
- Provides more rigidity than pipe, eliminating concerns of pipe bending loads of flanged valves - Safety against thermal or seismic catastrophes. 比管道更加坚固耐用,消除管道施加在法兰阀门上的弯曲负载的担忧-在高温或地震灾害下更加安全。
- The computer simulation of high temperature expansion pipe 高温管式膨胀系统的计算机模拟
- Metals undergo expansion when heated. 金属加热时会膨胀。
- The new pipe bender can satisfy the request of manufacturing various bus frame, and improve efficiency of pipe bending obviously. 试验表明，新型数控弯管机能够满足多种车骨架加工的技术要求，大大提高弯管效率。
- MECHANICS EXPERIMENTAL STUDY OF SOLID EXPANSION PIPE 实体膨胀管力学行为试验研究
- The suburbs are an expansion of cities. 郊区是城市的延伸。
- Technique measure for improving boiler expansion pipe quality 提高锅炉胀管质量的技术措施
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
