system of rays

Research and development of Gauss beam of rays method in seismogram synthesis system

高斯射线束法地震记录合成系统的研究与开发

In this paper is described an instrument composed of an array of infrared rays and a singlechip system, which is designed to automonitor and analyse animal's movements.

本文介绍了一种由红外光束阵列及单片机系统组成的动物活动自动监测与分析的仪器。

This paper reported the detective result of the microbe number in the sterile laboratory and the super clean bench by plate sedimentation analysis. Before test, the laboratory had been irradiated with UV rays for 45 minutes and treated with air purification system for 30 minutes.

洁净实验室经紫外线照射45min后，开启空气净化系统30min，用平板沉降法测定洁净实验室及净化工作台内净化空气沉降菌数。

The vertical system of secondary phloem consists of sieve tubes, companion cells, parenchyma cells, stone cells and secretory ducts, and radial system were composed with the phloem rays.

次生韧皮部由垂直系统的筛管、伴胞、韧皮薄壁细胞、石细胞、乳汁道以及水平（径向）系统的韧皮射线组成。