各种不同的纸张厚度可快速调整配合。
大多数打印机有一杆将打印头进一步或接近滚筒，以适应不同的纸张厚度。
Most printers have a lever to move the printhead further or closer to the platen to accommodate different paper thickness.
介绍了一个设计性实验—利用反射式光强位移传感器工作特性曲线上升沿的线性区测量纸张厚度。
The thickness of paper is measured using the linear area of the characteristic curve of an optic-filter sensor.
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