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- ratio of length to span 长跨比
- Length to diameter ratio of flexspline. 柔轮长度与内径之比。
- 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。
- Isolators with different ratio of length to height (L/H) and divergence angle were investigated and the influence of back pressure on location of the shock train was analyzed. 在来流马赫数2.;3条件下，通过改变不同的反压来研究反压对不同长高比等截面隔离段和带扩张角隔离段激波串起始位置的影响。
- 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 first and second contact pads have an asymmetrical configuration, which may have different ratios of length to width. 第一接触焊盘和第二接触焊盘具有非对称结构，其可具有不同的长宽比。
- the tube with large ratio of length to diameter 细长管
- steel fiber ratio of length to diameter 钢纤维长径比
- Discussed thoroughly the extrusion swell phenomenon and mechanism of polymer melts in conical die with different entrance angles and different ratios 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。
- ratio of length to diameter for the mold 模具长径比
- Long-span pipeline suspension bridges always show notable flexibility because of their narrow deck and small ratio of large deck width to span length. 大跨度悬索管道桥桥面窄,宽跨比小,结构十分轻柔,结构参数的改变对其动力特性有较大的影响。
- The evaluation method of channel unit hydraulics performance by ratio of burble radius to span is presented. 提出了利用漩跨比 对流道单元水力学性能进行评估的方法。
- The Analysis on Polymer Melt Extrusion Swell at Conical Die of Different Ratio of Length to Diameter 不同长径比圆锥口模的挤出胀大分析
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- Application Range of the Deflection Formula of Rectangular Plate with Large Ratio of Length to Width and Fixed Boundary 周边固定大长宽比矩形薄板挠度计算公式的应用范围
- Results show that, though the ratio of deflection to span under 0.8 UIC load is 1/600, high speed trains can pass it with satisfactory safety and comfort. 车桥计算结果表明，尽管该桥在设计荷载下（0.;8UIC）的挠跨比达1/600，但仍能满足高速列车走行时的舒适性与安全性要求。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- The Sintering Process and Controls for Cemented Carbide Shell Trumpet Tube With High Ratio of Length to Radium 薄壁硬质合金喇叭管烧结工艺及控制
- Effect of Ratio of Length to Diameter of Projectile on the Penetration Ability Using Numerical Simulation of MCA Method 用MCA研究穿甲弹长细比对侵彻能力的影响
- Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子。
