参数曲线

We have completed the earlier stage research on theory analysis, fabricated the GRIN sphere lenses using two kind of monomer selected by suspension diffusion copolymerization method, measured their refractive index distribution curve and other optical parameters of them, and evaluated imaging quality on the basis of their distribution curve.

本工作对此种透镜的光学性能进行理论分析，选择两种适当聚合物单体利用悬浮扩散共聚的方法加工制备此类微球透镜，测量所得透镜的折射率分布曲线和其它光学参数，并对此种梯度折射率微球透镜的成像特性进行了评价。

It has great potentialities in such fields as micro-optics, integrated optics and optics communication.Firstly, based on the basic theory of GRIN optics the optical effects of the spherical symmetry GRIN micro-sphere lens were analyzed systematically.

本工作从梯度折射率介质光学的基本理论出发对球对称GRIN微球透镜的光学性能进行了系统分析；选择两种适当单体，采用悬浮扩散共聚法制备出聚合物梯度折射率微球透镜；测量所得透镜的折射率分布曲线和其他光学参数。

We calculated the optical constants and thickness of the film from the reflection spectrum.

我们对反射相干光谱进行理论分析，给出计算公式，从测量曲线中的实验值得出薄膜的光学常数n、k以及厚度等参数。

With this approach,the selection of weights and the estimation of approximation order simply depend on a parameter w.

该法适用于任意次数的有理Bezier曲线/面、任意的控制多边形/网格，权因子的选择和逼近度的估计都只依赖于一个参数w。

Fabric geometrical parameters based on unit cell model and fabric's FVFs based on macro-unit cell model are perfectly fitted to the orthogonal woven fabric with square shape binder path, but there are some differences for the fabric with sine-line binder path which is the more practical shape.

研究发现，单元体法计算的织物结构参数和巨元体法计算的纤维体积含量，对于接结纱呈矩形折线的正交组织机织物是适用的，但对于接结纱呈曲线的实际织物，还存在着一定的误差。

Secondly, a method based on SCADA to revise the parameter of transformers is proposed, in which the data is obtained from the substation SCADA system and is processed by least orthogonal square method, then the fitting calculation of the curve is performed, finally the actual parameters of the transformer can be derived and it can be used as the basic data for the economic operation of the transformer.

通过变电站监控系统得到SCADA实时数据，采用最小正交二乘法，对变压器损耗曲线进行拟合计算，得到变压器实际参数和功率损耗特性，并以此作为变压器经济运行的基础数据。

The algorithm utilizes the generalized curve lane parameter model, which can describe both straight and curved lanes.

该算法采用了广义曲线的车道线参数模型，能同时适应弯道和直道的检测。

The algorithm chooses the common curve lane parameter model, which can describe both straight and curved lanes.

该算法采用了广义曲线的道路参数模型，能同时适应弯道和直道的检测。

Analysing and computing its coefficient, we find out the bifurcation of curve for its parameter plane.

然后对其系数进行分析、计算，找出其系数参数平面的分支曲线。

Then the relation curve between every parameter and the removal amount is obtained, and the rules of material remove are summarized.

获得了它们之间的关系曲线；得出了工件材料去除的规律；确定了液体喷射抛光时的最佳参数组合。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。