1.
length diameter ratio
长径比（长度与直径之比）
2.
Research on Optimization of Determination Method of the Aspect Ratio of Wollastonite Powder
硅灰石粉长径比测定方法的优化研究
3.
Effect of length-diameter ratio on properties of as-spun PANCF
喷丝头长径比对PANCF原丝性能的影响
4.
THE INTEGRAL MANUFACTURE TECHNICAL STUDY OF LARGE LENGTH-DIAMETER RATIO COMPOSITES LONG-TAIL NOZZLE
大长径比复合尾管整体成型工艺研究
5.
And the technique index is the8:1 depth-diameter aspect ratio.
其技术指针为长径比高于8:1板材深引伸技术。
6.
And the technique index is the 8:1 depth-diameter aspect ratio.
其技术指标为长径比高于8:1板材深引伸技术。
7.
Investigation of the Ignition Transient in Large Aspect Ratio Solid Rocket Motors;
大长径比固体火箭发动机点火瞬态过程研究
8.
Study of the Preparation of Ultrafine High Aspect Ratio Wollastonites and Their Preparation Michanisms;
超细高长径比硅灰石的制备及机理研究
9.
The Study of Preparing the Wollatonite with High Ratio by the Fluidized Jet Mill;
气流磨制备高长径比硅灰石的技术研究
10.
Effects of Length-Radius Ratio of Carbon Nanotube on Field Emission;
碳纳米管的长径比对场发射特性的影响
11.
Analysis of Pressure Fluctuation for Gas-liquid Two-phase Flow in a Upward Vertical Pipe with Small Length-diameter Ratio
小长径比垂直上流管压力波动特性分析
12.
Effect of Inject Nozzle’ Length/Diameter Ratio Change on Diesel Engine Performance
喷油器长径比变化对柴油机性能的影响
13.
Numerical investigation of aerodynamic characteristics of large fineness ratio wrap-around fins rocket
大长径比卷弧尾翼火箭弹气动特性数值研究
14.
Bearing behavior of cast-in-place piles with similar slenderness ratios in deep soil layer
深厚土层中长径比相近灌注桩承载性状
15.
Limit Plane Swing Motion and Its Restraining Measure of Un-rotary Long-range Missile with Large Ratio of Length to Diameter
大长径比远程弹箭的极限平面摆动及其抑制
16.
The Study of Spinning Precision Control for Thin Wall Cylinder with Large Length-diameter Ratio
大长径比薄壁圆筒旋压精度控制工艺研究
17.
On the Nose Profile Role and Slenderness Ratio of Projectile in Penetration
弹丸头部形状和长径比对侵彻过程的影响研究
18.
How much is the diameter of the sun longer than that of the earth ?
太阳的直径比地球的直径长多少?