scale of a meter

X-ray thickness meter developed for the flyash scale in pipe is described including the keyboard. display, A/ D, S/ H circuits and transmitter circuit. Discussed also are the characteristics of thickness measurement with wide beam X-ray and the factors affecting measuring precision.

介绍管道灰垢层厚度X射线测量仪的研制，详述仪器键盘与显示、A/D转换与采样保持电路及传感器电路，讨论用连续宽束X射线进行厚度测量的特点和影响精度的诸因素。

Nanometer is a kind of scale unit. One nanometer is 10-9 meter.

纳米是一种度量单位，1nm为10-9m。

When woven together, they form micrometer-scale electroluminescent units similar to those on a digital display screen. The team has produced a 6-meter-long and 25-centimeter-wide display textile. It contains 500000 electroluminescent units and is capable of meeting the resolution requirements of some practical applications.

团队目前已在实验室实现长6米、宽0.25米、约含50万个“像素点”的显示织物，已能初步满足部分实际应用的分辨率需求。

The tailor measured a piece of three-meter cloth with a meter scale for me.

裁缝用米尺给我量出了三米的花布.