However the small size of the Moon's core and the required surface magnetic field strengths were problematic for this theory.
可是，月球磁芯有点小，并且用这个理论看，月球表面磁场力还存在一些疑问。
According to nanometer theory, rice phytoliths must have properties of nanometer materials: surface effect, small size effect, quantum effect and macro quantum tunnel effect.
因此水稻植硅石具备纳米材料的独特性状：表面效应、小尺寸效应、量子尺寸效应和宏观量子隧道效应。
Because of small size, big curvature, it is very difficult to coat a layer metal on the surface of carbon nanotube.
因为碳纳米管尺寸小，曲率大，易缠结，要想在其表面进行化学镀比较困难。
Although it is very small in size, some developments in the test section of pressure distribution on airfoil surface have been attempted.
尽管该风洞的尺寸很小，我们仍对翼型表面压力分布试验段的研制工作进行了大胆的尝试。
The characteristics of nano-materials were briefly introduced, such as surface effect, small size effect, quantum size effect, quantum tunnel effect.
简要介绍了纳米材料的表面效应、小尺寸效应、量子尺寸效应、宏观量子隧道效应等。
The combination of very large radio flux and exceedingly small angular size means that the sources have a fantastic surface brightness.
极大的射电流量同极小的角经集于一身，意味着这些发射源有难以置信的高表面亮度。
The scanning system can realize high precision measurement of small size complex surface and can be applied in the reverse engineering and development of (advanced) machining tools.
该系统实现了小尺寸复杂型面的高精度测量，在精密刀具等小尺寸复杂型面零件的逆向工程中具有极大的应用价值。
Because of its quantum size effect, small-size effect, surface effect, macroscopic quantum tunneling effect, etc, it has a superior performance to the materials now existing.
其本身具有的量子尺寸效应，小尺寸效应，表面效应，宏观量子隧道效应等使其具有明显优于本体材料的性能。
Especially the tool wear size of JT9 and JT11 is small and the machined surface quality is high. In cutting 45 anneal steels and 45 hardened steels by JT9 and JT11 tools, chips were segments.
特别是JT9和JT11刀具，不但刀具磨损量小，加工表面质量好，而且在切削45钢和45淬硬钢时切屑为崩碎切屑。
To improve the imaging quality of CCD camera and make the lens small in size, compact in structure, the wide field of view(WFOV) optical lens with the aspheric surface was designed.
为提高CCD照相机的成像质量，同时使镜头结构紧凑、小型化，在大视场光学镜头的设计中，采用非球面设计。
For example, 97.6% of the cultivars had small or medium size leaves and 73.5% had slightly rugose in leaf upper surface.
发现资源间某些性状具有一定的相似性，如叶片大小属于中小叶的比例高达97.6%，叶面大部分为微隆起，占73.5%。
To improve the imaging quality of lens used in the helmet-mounted LLL night-vision system and make lens small in size, light in weight, the lens with the high order aspheric surface is designed.
为提高头盔式微光夜视系统的成像质量，并满足整个夜视系统体积小、重量轻的指标要求，提出了非球面物镜系统的设计。
To improve the imaging quality of lens used in the helmet-mounted LLL night-vision system and make lens small in size, light in weight, the lens with the high order aspheric surface is designed.
为提高头盔式微光夜视系统的成像质量，并满足整个夜视系统体积小、重量轻的指标要求，提出了非球面物镜系统的设计。
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