卡西尼号远离土星环而观察到的每个信号的变化提供了一份环材料分布的侧写。 这是一个距土星距离的函数，或是一个光学深度剖面。
The observed changeof each signal as Cassini moved behind the rings provided a profile ofthe distribution of ring material as a function of distance fromSaturn, or an optical depth profile.
但是，所有这个材料，这些横截面被测量的，是以能量的函数，它们是测量，中子能量的函数，那也是特定的媒介的，温度的函数。
But all this stuff, these cross sections are measured as a function of energy, they're measure as a function of the neutron energy which is a function of the temperature of the particular medium.
产出函数建立了产出的总量或规模与各种投入(比如人力、材料、设备)之间的关系。
A production function relates the amount or volume of output to the various inputs of labor, material and equipment.
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