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- A beta ray. β射线
- Each emission of an alpha or beta ray accompanies the transmutation of an atom; the energy communicated to these rays comes from inside the atom. 每一次a射线或b射线的放射都伴随着原子的蜕变，因为赋予这些射线的能量来自于原子的内部。
- scintillation beta ray spectrometer 闪烁射线谱仪
- Absorbed dose point kernels of beta ray source 放射性核素辐射源的吸收剂量点核函数
- Helical orbit beta ray spectrometer 螺旋形轨道谱仪
- Keywords hilus pulmonis;normal adults;X ray measurement; 关键词肺门;正常成人;X线测量;
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- IS Beta Index the Appropriate Risk Measurement? 贝塔系数是风险的正确度量吗?
- Radioactive ray is material thing. 放射线是实际的物质。
- Noise Analysis on Infrared Ray Measuring Equipment 红外测量设备的噪声分析
- A ray flower or the corolla of a ray flower. 舌状花舌状花或这种花的花冠
- A ray of sunlight pierced the clouds. 一缕阳光穿透了云层。
- I was left without a ray of hope. 我连一线希望也没有了。
- Dosimetry of External Beta Rays for Radiation Protection 射线外照射的辐射防护剂量学
- Scientific measurement of the head. 头测量学，头测量学，测颅学头颅的科学测量
- Her visit brought a ray of sunshine into the children's lives. 她的来访给孩子们的生活带来了欢乐。
- Measurement of the depth of large bodies of water. 海洋测深学，海洋测深术测量大水域的深度
- The scientific measurement of time. 计时学时间的科学测量
- Ray take a gulp of coffee and rushed out of the room. 雷喝了一大口咖啡，接着便冲出了房间。
