... normal coordinates简正坐标 normal density标准密度 normal distribution正态分布 ...
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标准密度校验片 Calibrated Density Reference Scale
标准密度级 standard hard board
标准密度高度 standard density altitude
林分标准密度确定 determination of standard stand density
标准精密温度计 normal exact thermometer
标准空气密度 Standard Air Density
标准化谱密度 [物] normalized spectral density
标准常态密度函数 standard normal density function
密度标准 density standard
对研究室、化验室在测定液体密度时，使用二等标准密度计较为相宜。
The second grade stancard densitometers are the most ideal meters for the job-deternining the density of liquids-in the laboratories of scientific research institute.
船检数据中标准密度的增大与含水量的降低减缓了对标准体积亏损的关注。
The increase of standard density and the reduction of water content in the data of inspection on board have lowered the concern on the loss of standard volume.
对于近距离观察，图像元素的密度不能够插于一个标准的计算机屏幕，大约每英寸80。
For close viewing the density of picture elements should be no worse than on a standard computer screen, about 80 per inch.
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