射线测厚 meaning in Chinese

beta ray gauging
x ray gauging ==

Verification regulation of x - ray thickness gauge
X射线测厚仪检定规程
Beta radiation thickness gauge
射线测厚仪
Beta ray thickness gauge
射线测厚规
X ray thickness gage x
射线测厚计
X - ray thickness gauge developed for plastic film is described including its working principle and hardware system . the equipment has been used successfully on bopp
摘要介绍了用于薄膜测厚的全自动往复式x射线测厚仪的研制，详述了该测厚仪的硬件组成和测厚的工作原理。该装置已成功运行在双向拉伸聚丙烯( bopp )薄膜生产线上。