螺丝紧固件的拉张力随其径长呈平方增长，其扭矩则呈立方增长。
The strength of a screw fastener increases with the square of its diameter.
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。
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.
本论文成功地模拟了均匀来流下小长径比立柱以及大径长比深海立管在均匀来流时的流固耦合振动特性。
The VIV characteristics of the cylinder with a small aspect ratio and the deep-sea riser with a large aspect ratio in a uniform current profile are numerically simulated and analyzed.
提出了在不影响壶口瀑布风景区景观下，建立有压变径长管引水发电站及电解铝系统，巧妙地利用水能创造效益的方案。
Suggestions on building a power station by drawing water with pressured reducing long pipes and a electrolytic aluminum system were proposed, which had no effect on the Hukou waterfall scenic spot.
遂命将二十只船，用长索相连，径望北岸进发。
He ordered the 20 boats linked by long ropes and set out for the north shore.
本文从原理和系统实验论证了粗径SCOT玻璃毛细管柱与长光管FT-IR接口完全匹配。
This paper confirmed the complete match in glass capillary column GC of wide bore SCOT and FT-IR interface of long light pipe.
分析了进气总管和进气支管的管长、管径以及进气腔容积对充气系数的影响规律。
The effects of intake chamber volume, diameter and length of inlet duct and inlet manifold on volumetric efficiency were analyzed.
结果1。各骨轴长和中点处的左右径：除大拇指末节轴长以外，男性均大于女性，且有显著性差异（P<0.01）。
Results 1. The axis length of the male bones(excluding the second phalanx of the thumb) measured and the diameter of their middle site were significantly longer than those of the female bones(P<0.01).
根据统计学原理对一年生苗木苗高、地径、主根长、侧根数、根幅的测量数据进行了相关性分析。
The correlations between seedling height, diameter at base, main root length, lateral root number and root range were analysed according to statistical principles.
而传统使用长材刨片机、消耗大径级原木的技术，则成为历史。
Traditional way of using direct flakers which leads to consume large diameter logs becomes the history.
提出了一种考虑空间变刚度的群桩设计新方法，改变“等桩长、等桩距、等桩径”的传统设计方法。
This paper puts forward a new design method for group piles considering of the space-varying rigidity and changes the traditional method of "equal long, equal distance, equal diameter".
研究结果表明，不同配合基质对侧柏幼苗的成活率、株高、径粗、根长、地上部和地下部干重均有显著影响。
The results showed that different media had significant effects on the survival rate, height, stem diameter, root length, shoot and root dry matter weight of eastern arborvitae.
双变径轮式抽油机是在继承常规游梁式抽油机优点的基础上设计而成的大载荷、长冲程、低冲次节能型抽油机。
A dual variable-diameter wheel pumping unit, which has long stroke and low pumping speed and large load capacity, is designed based on conventional beam pumping units.
管采用长的去除内毛刺的电焊管或无缝管作为坯管，经感应加热后进行张力减径，然后热卷曲成卷。
The PIC tube is made of long, internally deburred electrical weld tube or seamless steel tube by means of induction heating, stretch reducing and hot coiling.
对于长短组合桩基而言，长短桩的桩长、桩径等因素对其竖向承载性能均有较大影响。
As a combination of long and short pile foundations, the pile length and pile diameter were the factors that had great impact on vertical bearing capacity.
本文分析了数字电视地面广播通信信道具有长脉冲响应的多径衰落的特点，从频域上表达了其多径衰落信道模型；
The characteristics of the digital television terrestrial broadcasting (DTTB) channels with long impulse responses are analyzed, and the frequency domain multipath channel model is given.
后代群体盖径、柄径、柄长的变异程度相当，差异性不显著。
The variation degree of pileus diameter is similar to that of stipe diameter and stipe length.
模拟结果揭示了废塑料气力输送过程中废塑料颗粒速度、气体速度和颗粒体积分率沿管长的变化规律以及管径的改变对废塑料颗粒体积分率的分布和固气比的影响。
The results revealed the changing laws of the velocity of waste plastics particles and gas, the volume fraction of the waste plastics along the pipe range in the course of pneumatic conveying.
研究了不同支管管径、不同管长尺寸的影响，选择了三通实体模型；
The tee joint entity model has been chosen by the study of the influence of diameter of the branch pipe and the length dimension of the run pipe and branch pipe.
容器苗造林效果好于裸根苗造林效果，幼林树高、地径、春梢长都明显好于裸根苗。
The effect of afforestation of container seedling is better than bare root seedling, the height, diameter, spring tip growth of yong tree is better than the afforestation of bare root seedling.
同时研究了桩径、桩长、持力层性质对单桩极限承载力和桩侧摩阻力的影响。
The effect of pile diameters, pile lengths and bearing stratum on ultimate bearing capacity and shaft resistance was studied.
并用有限元法计算了不同地基土、不同桩长、不同桩径等因素对单桩承载力的影响。
The effects of soil property, pile length and pile diameter on the bearing capacity of single pile are evaluated by the method.
文中还得出了下述结论：穿甲深度正比于长杆弹的初始弹长而与弹的初始弹径无关。
A conclusion that the depth of penetration is proportional to the original length of penetrator and independent to the original diameter of the penetrator is also obtained.
模拟结果表明，热管的管径，管长，管间距和翅片结构均影响热管换热器的换热效率和压力降。
The simulation results indicated that heat pipe diameter, pipe length, tube pitch and fin structure had influence on the efficiency and pressure drop of heat pipe exchanger.
长螺旋钻管内泵压CFG桩施工技术在太原部分地区扰动敏感性土中应用时，常出现严重缩径质量问题。
Serious necking quality problems often appear when the CFG piles construction technology of long spiral drill pipe by pump pressure apply in some disturbed sensitive soil areas of Taiyuan.
分析了凹陷深度、初弯曲、长细比和截面径厚比等参数对杆件极限承载力的影响，讨论了上述参数对荷载-轴向缩短关系的单独影响和综合影响。
The following parameters, dent-depth, initial crook, slenderness ratio and diameter-thickness ratio, are considered and their influence on ultimate bearing capacity is analyzed.
分析了凹陷深度、初弯曲、长细比和截面径厚比等参数对杆件极限承载力的影响，讨论了上述参数对荷载-轴向缩短关系的单独影响和综合影响。
The following parameters, dent-depth, initial crook, slenderness ratio and diameter-thickness ratio, are considered and their influence on ultimate bearing capacity is analyzed.
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