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1.Abstract: The distributions of first hitting time and last exit time of a sphere for multiply iterated Brownian motion are presented.
文摘:给出了多重迭代布朗运动关于球面的首中时的分布与末离时的分布.收藏指正
2.It designs a general block with double shake hand mechanism, high precision counter and multiply frequency output PLL to control the general DVI transform chip SII164 on FPGA. Fitting the conception of DVI and VESA general time formula.
他采用双握手机制、精度计数器,多频率锁相环等技术在FPGA (EP1S10 )中实现了通用DVI控制模块,并通过DVI转换芯片SII16 4实现多格式DVI图像输出,其输出符合DVI协议和VESA通用时间公式。收藏指正
3.the land now affords an increase of produce, sufficient, in a few years, if the outlay has been judicious, to replace the amount, and in time to multiply it manifold.
如果使用得当，土地的产量会增加。足以在几年内收回这笔钱，最终使其增加好几倍。收藏指正
4.A numerical method, based on single temperature sensor, constant heat flux assumed and arbitrary number future time steps, was employed to determine the heat flux during rapid cooling on high temperature surface with multiply immersed impinging water jets The finite volume discretization method and treatment of boundary condition were presented.
摘要基于单点测温、常热流假设，任意未来时间步长的导热反问题算法求解浸没水射流冷却过程的热流密度；采用有限容积法离散方程，附加源项法处理边界条件。收藏指正
5.The photoionization of acetonitrile seeded in helium is studied by time-of-flight mass spectrometry using a 25 ns, 1064 nm Nd:YAG laser with intensity near 1011 W·cm-2. Multiply charged ions of Nq+(q=1～5)和Cq+(q=1～4) with hundreds of eV have been observed under laser beam irradiation with the densest portion of the pulsed molecular beam.
利用脉宽为25ns的脉冲Nd:YAG1064nm激光,在1010～1011W·cm-2强度下,用飞行时间质谱对乙腈分子束激光电离过程进行了研究,发现了高价态的原子离子Nq+(q=1～5)和Cq+(q=1～4).收藏指正
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