实验中还发现，金属小球和非金属小球的动量耦合系数随脉冲焦斑直径的变化趋势完全不同。
It is also evident that for metallic and non-metallic microbeads the momentum coupling efficiency has different variation tendencies versus the focused beam spot diameter.
在该盘上与转轴同心地放着一有限长的通电螺线管，在盘的边缘均匀对称固定着若干带电金属小球。
In concentric with the shaft of the plate to lay on a finite length solenoid power, the edge of the plate with a number of symmetrical fixed charged metal ball.
如果小球是用松散的泥土做成，它的分量就小一些；如果是用石头，就会重一些；如果用的是金属材料，那么它就会更重，其重量取决于所用金属的质量。
If made of loose earth, it will weigh little; if stones are taken with it, it will weigh more; while, if metals were put in, it would, according to the kind of metal you take, weigh still more.
铜和锡锭是制作金属的原材料，它们被磨成小球型可以便于运输，而那个时代也因金属而得名。
Shaped into pellets convenient for shipping, copper and tin ingots were the raw material for making the metal which defines the Bronze Age.
用多重散射法计算的结果显示金属上侧的周期性排列的电介质小球可诱发金属-电介质表面上的表面等离子激元。
The results obtained from multiple scattering method show that the periodic dielectric spheres on the upper surface of the metal could induce surface plasmons on the metal-dielectric interface.
研究了金属板的上下表面附近各放置一层按周期排列的电介质小球的体系的光学性质。
Optical properties of a system composed of a metal slab with two planes of periodically arranged dielectric spheres on the metal surface have been investigated.
本发明涉及一种基于磺酸树脂的重金属离子印迹聚合物多孔小球及膜的制备方法。
The invention relates to a preparation method of a heavy metal ion imprinting polymer porous small ball and a film based on sulphonic acid resin.
本发明涉及一种基于磺酸树脂的重金属离子印迹聚合物多孔小球及膜的制备方法。
The invention relates to a preparation method of a heavy metal ion imprinting polymer porous small ball and a film based on sulphonic acid resin.
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