PET/EVOH sheath-core fiber was prepared and the optimal spinning parameters were obtained.
对复合PET/EVOH吸湿纤维进行纺丝实验,得到最佳的纺丝工艺参数。
This paper describes the water blocking mechanism and performance of slotted core fiber ribbon cable.
本文介绍了骨架式光纤带光缆的阻水机理和阻水性能。
While liquid core fiber has fewer varieties, it has found wide uses, especially in the field of UV curing.
虽然液芯光纤的品种较少,但用途比较广,特别是在紫外光固化行业中得到大量应用。
The wrapped yarn of polyester and spandex takes polyester filament as outer wrapping fiber and spandex as core fiber.
涤氨包缠纱是一种以涤纶长丝为外包纤维,氨纶长丝为芯线的氨纶弹力纱。
The operation principle of this helical-core fiber laser and its latest theoretical and experimental development are specified.
介绍了这种螺旋芯光纤的原理和其提高输出功率的能力,以及目前的理论与实验研究现状。
A special four-core fiber has been designed and demonstrated, in which the internal distance between the neighbor cores is smaller.
设计了芯间距较小的特殊结构四芯光纤,可用于生成格子光场或用于制作光纤传感器。
The characteristics of high power fiber lasers are given and the pumping methods for photonic crystal fiber and helical-core fiber are introduced.
阐述了高功率光纤激光器的特点并介绍了光子晶体光纤和螺旋芯光纤的抽运耦合方式。
Ultraviolet reflectivity of metallic aluminum is the highest versus other metallic material, so metallic aluminum is the optimum material for fabrication hollow-core fiber.
相对于其他的金属材料而言,金属铝的紫外反射率最高,因此金属铝最适合用做制备空芯光纤的金属膜层材料。
As a new kind of optical fiber, liquid core fiber is also called liquid-core light-conducting tube. It has superior optical properties as compared with conventional optical fibers.
液芯光纤也叫液芯光导管,是一种全新的光纤品种,与传统的光纤相比,有着优异的光学性能。
The FDY production technology of sheath core fiber is studied, the effect of alkali treatment with different concentration, different time on the mechanical properties are analysized.
对皮芯复合纤维FDY生产工艺进行了研究探索,分析了不同浓度、不同时间的碱处理对所制得的纤维力学性能的影响。
A comb-filter based on Mach-Zehnder interferometer (MZI) is experimentally fabricated by splicing a section of single mode twin-core fiber (TCF) between two single mode fibers (SMFs).
通过将一根单模双芯光纤熔接在两根单模光纤之间,实验制得全光纤马赫曾德尔干涉仪型梳状滤波器。
Using conventional coupled-mode theory, a set of coupled-mode equations are formulated for single-helix chiral fiber long-period gratings. A helical-core fiber is analyzed as an example.
采用传统的耦合模理论,建立了单螺旋手征长周期光纤光栅的耦合模方程,并以螺旋芯光纤为例进行了理论分析。
The research on the propagation characteristics of elliptical-core fiber in this paper is a basic theoretical research work for the study of the voltage sensor based on modular interference.
本课题主要研究椭圆芯光纤的传播特性,为研究基于模间干涉的光纤电压互感器奠定理论基础。
Based on the theoretical analysis of the principle of the FBG current measurement, the magnetostrictive effect of GMM, and the interrogation technology of twin-core fiber filter are introduced.
在介绍超磁致伸缩材料的磁致伸缩效应、光纤光栅检测电流原理以及双芯光纤滤波器解调原理的基础上,借助超磁致伸缩材料和光纤光栅等构建了电流测量单元。
The maximum output power of an optical fiber laser using conventional single core fiber is only several kilowatts due to the nonlinear effect in fiber and the limited cross -section of fiber core.
由于受到纤芯面积、非线性效应等因素的限制,单芯光纤激光器的输出功率极限值为千瓦级。
Whole grains still have the bran and the germ (the core of the grain kernel) attached and have more fiber, minerals, and vitamins than refined grains.
全谷类食品仍然带麸皮和胚芽,比精制谷类含更多纤维、矿物质和维生素。
FWM researched in this thesis is the primary equipment that manufactures fiber production, and the controller is core in control system of this equipment.
本课题所研究的纤维缠绕机就是生产纤维缠绕制品的主要设备,控制器便是该设备控制系统的核心。
Then, we study the optimization of the offset of the fiber core by simulation of the pumped light.
然后对端泵入射光进行建模,研究了纤芯偏心距的优化。
The continuous filament polyester sheath is braided over a continuous nylon fiber core.
连续细丝聚酯护套被编织物包上连续的尼龙纤维核心上方。
In this paper, we introduce the structure character and applications on a number of single polarization fiber with elliptical core and photonic crystal.
本文介绍了几种椭圆芯及光子晶体单偏振光纤的结构及特性,并概述其应用领域。
Finally, the application of elliptical core dual-mode fiber in sensor field is introduced briefly.
最后简要介绍了椭圆芯双模光纤在传感器中的应用。
The paper introduced the methods to modify conventional fire-retardant fiber such as copolymerization, blends, core spinning and composite skin graft copolymer.
文章介绍了常规阻燃纤维改性的方法,主要有共聚法、共混法、皮芯复合纺丝法和接枝共聚法。
An optical fiber evanescent wave methane gas sensor based on core diameter mismatch is reported.
提出一种基于纤芯失配的光纤倏逝波甲烷传感器。
Accurate fiber seting core, back core, mold release and other function for insulator, arrester parts.
绝缘子、避雷器产品中的纤维棒准确定芯、退芯、脱模等多种功能。
Influences of fiber core radium and offset on the coupled efficiency are discussed in detail.
详细分析了光纤芯径和偏移对光纤-波导耦合效率的影响。
They have carbon-fiber top and bottom skins, sides and a trailing edge profile, bonded to a honeycomb core.
其内部是蜂窝结构,上下碳纤维表面、侧边以及后缘与蜂窝结构粘接在一起。
In order to improve radiation resistivity, the elements with smaller atomic number should be selected as dopants in both core and cladding of the fiber.
指出选用原子序数小的元素作光纤掺杂剂会有利于光纤抗辐照性能的提高。
The paper illustrates the characteristics of hollow optical fiber in detail and uses the concept of evanescent wave to explain the beam transmission in interface of hollow and core.
对空心光纤的结构特点做了细致的分析,采用迅衰波场的概念来解释空心光纤纤芯与空心处的传光损耗。
Durasteel, a composite panel composed of a fiber cement core mechanically bonded to pierced steel sheets on both outer surfaces.
耐用钢板是一种里面是纤维水泥芯板、两个面板是穿孔的钢片经机械压制和芯板粘结在一起的复合钢板。
The floor panels are made of a honeycomb core which is bonded between Glass-fiber Reinforced Plastic (GFRP) sheets.
地板是由蜂窝夹芯粘接于玻璃纤维增强塑料(GFRP)薄板之间制成的。
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