This makes them incredibly strong and incredibly light, and they've already been manufactured in strands with a length-to-diameter ratio of 132 million to one.
这使得它们非常牢固但又令人难以置信的轻，并且它们已经被用来生产出长度直径比为1.32亿的绳链。
The question about the seals of high speed churn shaft with large ratio of length to diameter is one of the difficult problems.
高速大长径比搅拌轴密封可靠性问题，一直是从事密封工作者探索的问题之一。
The machines under lesser screw length-diameter ratio possess the blending capacity of double screw extrusion under bigger length-diameter ratio.
实现了在较小的螺杆长径比的条件下达到双螺杆挤出机在较大的长径比条件下，才能达到的混炼混合作用。
The sealing property problem for the stirring shaft of high-speed pressured reaction axe with large length to diameter ratio is always a difficult problem to study for designers and users.
高速大长径比压力反应釜搅拌轴密封性能问题一直是设计者与使用者研究的难题。
The brushless direct current motor used in magnetic suspending flywheel features a structure of large air and small ratio of length to diameter.
磁悬浮飞轮用永磁无刷直流电机具有大气隙、小长径比的结构特点。
Affected by electromagnetism and structure, the rotor shaft of big length to diameter ratio high power density asynchronous motor shows low intensity and bad rigidity.
大长径比高功率密度电机受电磁及结构因素的影响，转轴的强度低，钢度差。
The results showed that the image analysis method can obtain the average value and distribution curve of ratio of length to diameter for vilnite powder with needle shape.
研究表明图像分析方法可以直接给出硅灰石针状粉末的平均长径比及不同长径比的分布情况。
The higher the precipitation, the greater the root depth, total root length and root diameter, the more lateral roots and the lower ratio of root to shoot.
降雨量越大，根系越深、总根长越大、根系直径越大、侧根越多、根冠比越低。
This paper discusses thoroughly the extrusion swell phenomenon and mechanism of polymer melts in conical die with different entrance angles and different ratio of length to diameter.
深入讨论了聚合物熔体在不同长径比、不同角度圆锥口模的挤出胀大现象及机理。
The ratio of the diameter and length of the lateral oviduct and seminal duct of reproductive individuals in T. ampliceps was larger than in O. formosanus (P<0.01).
扩头蔡白蚁生殖蚁的侧输卵管直径与长度的比例和输精管直径与长度的比例明显大于黑翅土白蚁（P<0.01）。
When pile length and the ratio about pile length to pile diameter is less than 25, side resistance is aggrandized by increasing of the load, and gently added at high stress level.
对于桩长和桩的长径比均小于25的嵌岩桩，侧阻力随桩顶荷载的增加而增大，且在高的应力水平下平缓增长，当达到最大荷载时达到试验最大值，其嵌岩部分侧阻力从上至下依次发挥。
Some influence of the ratio of length to diameter of SCESHL on the velocities of jetting penetrator were observed but appeared mildly on the penetration depth into water.
装药长径比对杆式射流速度有一定影响，但对水下侵彻能力影响不大。
The existing ultrafine grinding equipment can not conform to the request of this degree of wollastonite product and have higher length-diameter ratio until optimize its operational parameter.
现有的超细粉碎设备必须优化其工作参数才能在硅灰石产品细度符合要求的同时又有较高的长径比。
The comminution type and technical conditions can have great impact on the length-diameter ratio of the product in preparing ultrafine needle-shaped wollastonite powder.
采用不同的粉碎方式及工艺条件制备硅灰石超细针状粉，对产物的粒度及长径比有重要的影响。
Pile's bearing features differ with diameter and length-diameter ratio.
不同桩径不同长径比的桩的承载特性是不同的。
The fiber length, diameter, cell wall thickness and ratio of length to width are 891.
木纤维长度、直径、双壁厚、长径比均随着树龄的增加而增加，其平均值分别为891。
The brushless direct current motor (BDCM) used in attitude control and energy storage flywheel features a structure of large equivalent air-gap and large ratio of diameter to length.
姿控、储能飞轮用无刷直流电动机具有大有效气隙、大径长比的结构特点。
It shows that with the increasing of curvature radius, liner thickness, the length-to-diameter ratio of the charge, and decreasing of shell thickness, the velocity of EFP increase.
结果表明：随着药型罩曲率半径、装药长径比、壳体厚度的增大以及药型罩壁厚减少，EFP的速度增大。
Simplified analysis on a single fiber fin in the duct flow demonstrates that the heat transfer can be enhanced with the increasing length-to-diameter ratio and thermal conductivity ratio.
对单根纤毛肋进行的简化理论分析表明纤毛长径比和肋材与流体的导热系数比越大其强化换热作用越好。
With the increasing of light intension, number, length and diameter of root and root-shoot ratio were all increased.
平均生根数、根长、根冠比和根粗均随光照强度的增强而增大。
The nozzle geometric parameters included hole number and diameter, hole angle and hole length-diameter ratio(L/D).
喷嘴结构参数包括喷孔数、喷孔直径、喷孔夹角和喷孔长径比。
The maximum service temperature of magnet is changeable due to the ratio length and diameter and environmental factors.
最大工作温度依赖于磁体的长径比、涂层和环境因素。
Uniform distribution of cavitation at the nozzle exit section is obtained by increasing length-diameter ratio and leads to the improvement of atomization.
从燃油空穴雾化理论的角度出发，空穴强度的提高以及在出口截面上的均匀分布都有利于燃油的破碎雾化。
The paper also investigates the effect of rock-socketed depth, length-diameter ratio on the behavior of load transfer of rock-socketed piles.
探讨了桩的长径比、嵌岩深度对嵌岩桩的荷载传递性状的影响。
When relative length or the slenderness ratio is the same, cavitation number becomes big as the conic angle or the diameter of the cone becomes big, as shown in Fig.
在相同的空泡相对长度或长细比下，随着锥顶角或直径的增大，对应的空化数也增大；
When the pipeline length and diameter ratio was certain, the flame travel speed of gas explosion and ignition energy would be in a quadratic function relationship.
在管道长径比一定时，瓦斯爆炸火焰传播速度与点火能量呈二次函数关系。
The configurations of vegetable fibers that exist widely in the nature have many advantages: great length-diameter ratio, high specific strength, large specific area etc.
前言：自然界广泛存在的植物纤维的形态具有长径比大， 比强度高， 比表面积大等优点。
Large vertical and horizontal storage tanks can be assembled on the spot, and are not constrained by space concerns, therby achieving the maximum length-diameter ratio.
防火要求，使用寿命长，设计灵活、罐壁结构性能优异、大型立式、卧式贮罐可现场拼装完成制作，不受场地空间限制，可最大限度优化罐体长径比。
Large vertical and horizontal storage tanks can be assembled on the spot, and are not constrained by space concerns, therby achieving the maximum length-diameter ratio.
防火要求，使用寿命长，设计灵活、罐壁结构性能优异、大型立式、卧式贮罐可现场拼装完成制作，不受场地空间限制，可最大限度优化罐体长径比。
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