This paper explores the construction design of loose tube layer stranded ADSS cables by analysing the affecting factors and gives example for cable design.
分析了影响松套层绞式adss光缆结构设计的诸要素,探讨光缆结构设计方法,并给出了光缆的设计实例。
The physical significance of fiber excess length was illuminated and a case study based on the typical construction of loose tube layer strnded cables was made.
本文对光纤余长的概念作了完整的阐述,给出了光纤余长的明确定义,阐明了光纤余长的物理意义。
They stacked rocks with center holes (tube or doughnut shaped) from the surface to the deep stone layer as a guide for their drills (similar to today's guide tubes).
管状或中空管状的中心孔从地表到深石岩石层放满石头,以作为铁转的探头,作用类似今天的导管。
In the outer layer (ectoderm) the neural tube is forming from which the baby's nervous system-brain spinal cord skin and hair-will develop.
在外胚层,神经管正在形成,在此基础上,婴儿的神经系统——大脑、脊髓、皮肤和毛发——将会形成。
In the outer layer (ectoderm) the neural tube is forming, from which the baby's nervous system-brain, spinal cord, skin and hair-will develop.
在外胚层,神经管正在形成,在此基础上,婴儿的神经系统——大脑、脊髓、皮肤和毛发——将会形成。
Stainless steel tube surface after sand blasting become rough and very evenly, can enhance the paint adhesion layer on the surface of stainless steel pipe.
不锈钢管表面经过喷砂变得粗糙又很均匀,能增强油漆层对不锈钢管表面的附着力。
The transparent exterior layer of the cube operates as a vertical cool-tube system that cools the building during the summer while enabling natural ventilation during spring and autumn.
立方体的透明外层作为一个垂直的冷却管道系统,在夏季能为建筑降温,同时在春季和秋季也能促进自然通风。
There is a double-layer, hose , and transparent tube , pipe, pipe.
软管有单层、双层,并分透明管、圆管、扁管。
In the complex soft layer contained large quantity of living rubbish, construction on sinking tubular pile with conventional method, will lead on to reduce tube diameter.
在含有大量生活垃圾形成的复杂软弱层中,按常规方法施工沉管桩,将造成严重的缩径现象。
During and after acid treatment, the end of tube strain must locate over the main production layer.
气井酸化时及酸化后,试采管串底界应位于主产层上方;
The phases of corrosion products on underground steel tube and their changes with depth of rust layer were analysed using Mossbauer effect, X - ray diffraction and proton X -ray fluorescence analysis.
使用穆斯堡尔效应、x射线衍射分析及质子x射线荧光分析法,分析了地下钢管腐蚀产物的相态及其随锈层深度的变化。
The metal infiltrating layer and the carbon nano tube array are reacted to form metallic carbide.
所述金属浸润层与碳纳米管阵列之间反应形成金属碳化物。
Based on the Wuhan Yangtse River tunnel project, the low-penetration fiber concrete as the protecting layer of Wuhan Yangtse River tunnel tube was studied.
基于武汉长江隧道工程项目,研究应用高抗渗纤维混凝土作隧道管片外保护层。
This thin floor-heating panel was mainly composed of heat-resistant polyethylene tube, which was embedded in insulation layer of polystyrene foam, and the total thickness was only 12mm.
该薄型地暖板主要由耐热聚乙烯管道镶嵌在聚苯乙烯泡沫塑料保温层里构成,总厚度仅为12毫米。
Furthermore, the double seal of the fuse is formed in common by the 'o' shaped sealing ring and an adhesives layer filled between the metal cap and the fuse tube.
此外,“O”型密封圈以及金属帽与熔管之间填设有粘合剂层共同形成了熔断器的双重密封。
The flow with sediment trapped by the slit of the vortex tube can form vortex inside the tube and exclude efficiently the coarse sediment near the bed layer in front of the tube.
进入涡管槽口的挟沙水流会形成强有力的螺旋流沿涡管流动,能有效地排除底部推移质泥沙。
A layer of tissue begins to grow down the middle of the tube, dividing it into the right and left sides.
一层薄的组织开始在管子的中间从上至下生长,把管子分成左右两边。
The application of tube body corrosion detection system in the steam injection pipelines for hot extraction of thick oil is introduced when the existing insulation layer is not dismantled.
介绍了在不拆除现有保温层的情况下,管体腐蚀检测系统在稠油热采注汽管道中的应用。
For the static tubular mixer with tube-arrays, semi-uniform and isotropy turbulent flow takes place using the effect of boundary layer in the arrayed tube, which can achieve rapid mixing.
管束列管式静态混合器利用管道边壁的边界层作用,强化形成准均匀各向同性涡旋,实现快速混合。
The study and experiment of saturated liquid nitrogen boiling heat transfer in natural circulation at atmospheric pressure in home made porous layer tube is described.
试验研究了大气压下自然循环饱和液氮在国产多孔层管内沸腾传热特性。
By adopting the device, the vacuum tube can be always positioned on the back of the bed layer of the catalyst, thereby improving the conveying efficiency.
使用该发明的装置就可以使真空管一直在催化剂床层的背部,从而提高了输送效率。
Heat shrink protection cover tube has good insulation and ruptuing resistance . It suitable for mend of cable out-layer protection and outlay protection of intermediate connecting .
热缩护套管具有良好的绝缘性和抗开裂性,主要用于电缆的外保护层的修补和电缆中间连接的外层保护。
The design of infiltration ditch contains the obtaining water tube, anti-filter layer, well, pump house and other accessory building.
渗渠工程设计主要包括水平集水管、反滤层、导水管、集水井、泵房和其他附属构筑物等。
Based on the experiment, the enumeration method of Bifidobacterium by rectangular test tube was put forward, according to the anaerobic specificity of double layer half solid culture.
利用双层半固体培养基具有良好厌氧性的特性,在实验的基础上,提出了采用方形试管对双歧杆菌进行计数的方法,介绍了该方法的基本原理和操作步骤。
The invention discloses a method for preparing an organic field effect tube by using active layer graph. The method comprises the following steps of: coating photoresist on an insulated substrate;
本发明公开了一种采用有源层图形化制备有机场效应晶体管的方法,包括:在绝缘衬底上涂敷光刻胶;
The round tube is composed of a round tube body and a tube bottom, and the root supporting frame is composed of a round layer net and a layer net supporting frame.
圆桶由圆形桶体和桶底构成,根 系支架由圆形层网和层网支架构成。
And to provide a variety of LSZH, and high flame-retardant materials, central loose tube, layer loose tube, self-supporting outdoor cable and so on.
并提供各种低烟无卤以及高阻燃特殊材质中心束管式、层绞式、自承式等室外光缆。
Include:Layer, layer format shelf, drawer type shelf, Chu cabinet type shelf, U form, hang the steel tube, tire appropriation shelf…etc. of the arm, grid, saddle, spirit bottle.
包括:层架、层格式货架、抽屉式货架、橱柜式货架、U形架、悬臂架、栅架、鞍架、气罐钢筒架、轮胎专用货架等。
Include:Layer, layer format shelf, drawer type shelf, Chu cabinet type shelf, U form, hang the steel tube, tire appropriation shelf…etc. of the arm, grid, saddle, spirit bottle.
包括:层架、层格式货架、抽屉式货架、橱柜式货架、U形架、悬臂架、栅架、鞍架、气罐钢筒架、轮胎专用货架等。
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