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- 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。
- 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。
- The theory, method and procedure for measurement of the bending loss of single-model quartz fiber by using fiber Bragg grating sensor are introduced. 摘要阐述了利用布拉格光纤光栅传感器测量单模石英光纤弯曲损耗实验的原理、方法和步骤。
- 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
- In this paper, we reported the multimode fiber bending loss measurement by fiber loop ring-down spectroscopy (FLRDS). 对多模光纤的弯曲损耗进行了定量测量和分析。
- Two factors affecting covert tapping are first investigated by deducing the fiber bending loss formula. 文章首先通过推导弯曲损耗系数的理论公式,分别考察了弯曲窃听的两类影响因素;
- 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。
- Analysis of effects of fiber bend loss on signal transmission 光纤弯曲损耗对信号传输的影响与分析
- 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。
- Aluminum film is the only material with high reflectivity from ultraviolet to infrared.Both straight and bending loss of this kind of hollow waveguides are small. 铝膜是从紫外到红外都有很高反射率的理想材料,用它来研制的空芯光纤的直线损耗和弯曲损耗均较小。
- 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。
- Bend Loss Measurement and Analysis of Coated Single-Mode Fibers 单模光纤弯曲损耗的测量与分析
- The stream takes a sudden bend to the east. 小溪突然转向东流。
- 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。
- I commiserate with you on the loss of your mother. 你母亲逝世,我特向你慰问。
- She bend over backwards to show it. 她拼命把他显露出来。
- The relationship between bending loss and the structural parameters of SOI rib waveguide was analyzed by the method presented, and the offset at the junction of bent and straight rib waveguides was optimized as well. 采用该方法,研究了SOI脊型波导的弯曲损耗与波导结构参数之间的关系,并对直弯波导的连接进行了优化。
- They refused to bend to the hijackers' demands. 他们拒绝屈从于劫机者的要求。