fullautomatic color densitometer

例句：

1. 1.This fullautomatic color densitometer is very useful for measuring the density of various materials.
   这台全自动彩色密度计对于测量各种材料的密度非常有用。
2. 2. The fullautomatic color densitometer was used to analyze the color of the paint on the wall.
   全自动彩色密度计被用来分析墙上油漆的颜色。
3. 3. The fullautomatic color densitometer has made it easier for us to measure the density of different materials.
   全自动彩色密度计使我们更容易测量不同材料的密度。