beckmann中文什么意思

贝克曼

• beckmann apparatus:    贝克曼仪器
• beckmann rearrangement:    beckmann重排反应; 贝克曼重 ...
• beckmann thermomeer:    贝克曼氏温度计

例句与用法

更多例句：  上一页  

1. Management data , boston , usa , 1984 , pp . 47 - 54 . 3 beckmann n , kriegel h - p , schneider r , seeger b . the r - tree : an efficient and robust access method for points and rectangles . in proc
   对cdt索引来说，首先高维数据点通过k平均聚类算法得到若干类，然后分别计算该点对应的始点与质心距离，并且将这两个距离通过线性组合得到该点的复合索引键值。
2. The reflective light filed distribution is studied in great detail with diffraction approach , which is based on the quasi - gaussian beam model of the light emitted from the multimode transmitting fiber and conclusions drawn by beckmann on the scattering light from random rough reflector
   引入了beckmann关于随机粗糙表面光散射理论的相关研究结论，基于衍射分析法建立了准高斯光经过反射面后的反射光分布模型。
3. Furbenicillin sodium , a known semi - synthetic ureide type of antibiotic firstly marketed in china , was synthesized from starting material 2 - furaldehyde via six steps including oximation reaction , beckmann rearrangement , isocyannuration , amination , condensation and salification etc
   摘要以呋喃甲醛为起始原料，经厉化、贝克曼重排、异氰脲酸化、氨基化、缩合和成盐6步反应，合成了酰脲类青霉素抗生素呋布西林钠。
4. Beckmann thermometers are designed to measure small temperature differences . hence the calibration of a beckmann thermometer refers to comparing the true temperature differences obtained from the laboratory s standard thermometers against the observed temperature differences indicated by scale readings of the unit under test
   贝克曼温度计是用于测量微细的温差，因此本所将其标准温度计所录得的真正温差与接受测试元件的标度读数所显示的观察温差进行对比，以校正贝克曼温度计。