1.
1 Rosseland mean opacity
罗斯兰平均不透明度
2.
An average opacity of 90% is recommended for paper printed both side.
两面施印的纸，不透明度平均最好是百分之九十。
3.
Estimation of depth-dependent hydraulic conductivity and deformation modulus using RQD
利用RQD估算岩体不同深度的平均渗透系数和平均变形模量
4.
Opacity: Degree of obstruction to transmission or reflection of light.
不透明度:阻碍光线透过的程度。
5.
differential transparency of atmosphere
不同层次的大气透明度
6.
relative ionospheric opacity meter
相对电离层不透明度仪
7.
average orientation
平均取向度,平均定向度
8.
optical transmission density
光学透射密度，即光学玻璃或器材的透光程度，是不透明度的对数
9.
Effect of Opacity on the Maximum Absolute Bolometric Magnitude of Ia Supernova
不透明度对Ia超新星极大光度的影响
10.
The improvement of corneal pellucidit is in evidence and the area of supplying corneal layer has a little macula and nebula only after operation.
结果 :7只兔术后瞳孔区透明度均明显改善 ,供角膜区少量云翳。
11.
extent of devitrification
透明消失[程]度，失透[程]度
12.
CLA=Centre Line Average (Methd)
平均高度法，算术平均法
13.
Yet the average standard of language learning is abysmally low, particularly for such a highly literate and educated society.
但其国民平均外语水平低得可怜，这与其高度文明、教育发达的社会极不相称。
14.
The Inequalization Principle of the Intensity of Emotions and Depth of Emotions;
论情感强度与情感深度的不平均原则
15.
Analysis of Fresnel Single-slit Diffraction on Uniform Semitransparent Plane with Cornu Spiral;
用Cornu卷线分析均匀半透明平面上的菲涅耳单缝衍射
16.
The discrepancy between basement depths estimated by this means and those indicated by drilling has been on the average no greater than 5 percent.
用这种方法估算的基底深度与钻井探明的深度之间的差别，平均起来不超过5％。
17.
Paper--Determination of opacity (paper backing)
GB/T1543-1988纸不透明度测定法
18.
Covering power: The ppacity achieved by a printing ink.
遮盖力:油墨所达到的不透明程度。