densities n. 密度(density的复数)
- Control Strip: A short length of film containing a series of densities to check on laboratory procedures.
控制光楔:一段短的胶片,它包括一系列不同的密度以检测洗印厂的冲洗。 - Analyses and compares the two constructions of their optical systems and the power densities of two focussing beams.
对二者光学系统结构作分析对比,对焦斑和线束上的功率密度作计算对比。 - But research into different, lighter materials - such as zinc combined with air - could produce batteries with greater "energy densities.
研制出不同的、更轻的如锌与空气结合的材料,就能生产具有更大"能量密度"的电池。
您正在访问的是
中国词汇量第二的英语词典
更多精彩,登录后发现......