mean diameter
平均直径：在统计学中
常用释义
英式发音
美式发音
基本释义
- 平均直径：在统计学中，指一组数据中所有直径的总和除以直径数量得到的平均值。
例句
-
1·The moon's mean diameter is generally calculated to be 2, 159 miles.月球的平均直径大约为2,159英里。
-
2·Both scattering albedo and asymmetry factor increase with pores mean diameter.散射反照率和非对称因子均随平均孔径增大而增大。
-
3·The size distribution and mean diameter were measured by laser light scattering technique.动态激光粒度分析仪测定其平均粒径大小和分布；
-
4·Moreover, the results of laser Raman resonant measurements indicated a larger mean diameter of our SWNTs.激光拉曼分析结果表明制得的单壁纳米碳管直径较大。
-
5·Self-aligning ball bearings of the mean diameter range are also available with seals (Figure 1.6) and a for-life grease fill.平均直径变动的调心球承也可带密封（图1.6）和一个终身油脂填充。
-
6·With a mean diameter of 143.5 feet (43.7 meters) and a height of 295 feet (90 meters), the dome was the biggest built since Antiquity.平均直径为143.5英尺(43.7米)，高295英尺(90米)，圆顶是自古以来最大的建造。
-
7·The permissible diameter variation (Vdmp, VDmp) is the tolerance for the maximum and minimum mean diameters of one measuring plane.允许的尺寸变化量是考虑到了最大和最小平均直径公差的测量平面。
-
8·The effects of fluidization number, injection velocity, particle mean diameter and static bed height on jet fluctuation are discussed.研究了流化数、射流初始速度、颗粒平均粒径及静态床层高度对射流脉动特性的影响。
-
9·The results showed that mass mean diameter (MMD), and drop size distribution parameter N changed with pressure drop, air velocity, and fuel viscosity.结果表明，液雾的质量中间直径（MMD）和尺寸分布参数N将随着喷嘴压力降、空气流速、燃油性质而变化；
-
10·The contributions of wave component of different orders are dependence on the mean diameter, size distribution and relative refractive index of the particles.且光谱基波分量及低次谐波分量的贡献依赖于粒子直径、标准偏差及相对折射率的大小。
同义词