对于同一种车型改变了它的细长度得到一系列车头模型，分析计算了细长度对车头阻力系数的影响。
A series of train heads is obtained by changing the rate of length and width of a certain train head, in order to know if the rate will affect the drag coefficient.
研究了西红柿、叶子、枝干的形状特征，通过傅立叶描绘子，提取基于傅立叶系数导出的如圆形度、细长度、凹度、密集度等形状特征。
On the basis of analyzing shape features of tomatoes, leaves and branches, we extract features of roundness, slightness, concavity degree and denseness depending on Fourier description.
理论分析表明，细长条的长度伸缩振动模式可由所述理论直接导出。
Theoretical analyses show that the one dimensional vibration model of a slender rod can be derived out from the theory.
由于电机转速很低，为了充分利用其圆周线速度，一般需要采用直径大而轴向长度短的结构，与传统高速电机的细长结构有很大区别。
The low speed machine usually has a short and fat structure in order to use effectively the rotating speed of the rotor, as contrasted with the long and thin structure of the high speed machine.
头与头骨：拉布拉多犬的线条明显的宽头骨，轮廓清楚，没有多肉的脸颊，中等长度的嘴部，有力但不细长，鼻子宽鼻孔大。
Skull broad with defined stop; clean-cut without fleshy cheeks. Jaws of medium length, powerful not snipy. Nose wide, nostrils well developed.
在纺制锦纶丝包芯纱时，选用的外包纤维细长、长度整齐度高，可以改善成纱条干和包覆效果，保证成纱质量。
When spinning polyamide filament core-spun yarn covering fibre should be finer, longer and higher uniformity, which could improve yarn evenness and covering effect and guarantee yarn quality.
在纺制锦纶丝包芯纱时，选用的外包纤维细长、长度整齐度高，可以改善成纱条干和包覆效果，保证成纱质量。
When spinning polyamide filament core-spun yarn covering fibre should be finer, longer and higher uniformity, which could improve yarn evenness and covering effect and guarantee yarn quality.
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