maximum thickness of plastic layer

例句：

1. 1.The design of the new car features amaximum thickness of 20 mm forthe front bumper.
   新款汽车的前保险杠设计的最大厚度为20毫米。
2. 2.The manufacturer claims that the maximum thickness ofthe material is 3 mm.
   制造商声称该材料的最厚厚度为3毫米。
3. 3.The engineers determined that the maximum thicknessof the wall could be reduced by10% without compromising itsstrength.
   工程师们确定墙的最厚厚度可以降低10%，而不会牺牲其强度。