开发设计了三种适用于光波导自动对接耦合的调芯方案：半值法、质心法、遗传法。
Three auto-aligning methods are designed, which are called the half value method, the barycenter one and the one based on genetic algorithm (GA), respectively.
运用分形和分维理论，用半方差法和功率谱密度法分别计算土壤强度的分维，其值接近2。
The fractal dimensions of soil cone indices were estimated in semi-variograms and power, spectral densities, which were all very close to 2.
在将粘性影响线性处理后，采用迭代法求解半潜船在规则波中的运动幅值和相位角。
The motion amplitude and phase Angle of a semi-submersible in regular waves are solved by means of iteration method after the non-linear viscous effect was processed linearly.
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