Let K be an alternating knot or almost alternating knot, FS-K be an incompressible pair-wise incompressible surface.
设是中的交错纽结或是几乎交错纽结,是中不可压缩、分段不可压缩曲面。
It is showed that alternating knot(link)has no rational root by using the solution of rational root of rational coefficent polynomial,and analyzed the difference between Jones polynomial and the ordinary polynomial in algebra.
介绍了研究纽结理论的有力工具———琼斯多项式及其构造 ;重点利用多项式理论中有理系数多项式有理根的求法证明了交错纽结与交错环链的琼斯没有有理根 ,并分析了琼斯多项式与高等代数中多项式的异
Research on Novel interleaved FlyBack Converter With Clamped Capacitor;
新型带有箝位电容的交错反激变换器的研究
Application of interleaving mechanism of SDRAM;
SDRAM存储器的交错机制及其应用
The working principles and performance advantages of interleaving technology are introduced.
介绍了交错并联技术的工作原理和性能优点,给出了其设计要求,总结目前常见的交错并联控制方法及它们各自的优势和劣势。
NCP1205 is applied to the interleaving paralleled backward circuit to reduce the switch tube power loss and output voltage ripple,to enhense the circuit efficiency.
文中介绍了NCP1205的工作原理和主要特点,并将其应用于交错并联反激电路中,大大减小了开关管的开通损耗,减小了输出电压纹波,提高了电路效率。
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