查询词典 topograph

In the SAWH model, the watershed is divided into model computation units according to topograph, and the MCU is then partitioned to several sub-regions according to land use, the heterogeneity of soil hydraulic conductivity and micro topograph is descriped by propobility density function and incorporated into the upscaled equations.

模型中流域下垫面特性的宏观不均匀性通过流域划分和模型计算单元内分区进行考虑，土壤饱和导水率和地形的微观不均匀性通过概率密度函数进行描述。

Because change of volume reflected eroding process of watershed and surface change reflected change of topography surface, this model described relationship between watershed topograph and erosion.iv As a quantitative index of wateshed topography, topograph fractal demension can represent surface shape information of watershed topography in the round. Reseach find that watershed model and actual watershed show good fractal character. Topography fractal dimension related with process of development of watershed physiognomy and represented degree of watershed development, v Sediment yield intensity of watershed model reflected erosion characteristic of watershed model in different development phase.

流域模型产沙强度的变化反映了流域模型在不同发育阶段的侵蚀特征，模拟试验研究结果表明：在整个流域模型地貌地貌的发育过程中，其产沙强度呈现由小到大，然后又逐渐减小的总体趋势，流域模型单位降雨产沙率及平均输沙率与地形分维数表现为Gaussian模型关系，其关系形式与结论3中相对体积和表面积之间关系相似，进一步说明了以地形分维数表达地形变化的合理性。

The dislocations in LBO crystal are investigated by whitebeam synchrotron radiation topograph and various dislocations are identified.

首次观察到LBO晶体中包裹物在同步辐射白光形貌像中的异常衬度，根据包裹物的结构，对其异常衬度的形成提出了定性解释。

Objective To evaluate the effect of corneal topograph guided enhancement after photorefractive keratectomyin myopia.

目的：探讨在角膜地形图引导下的PRK术后二次准分子激光手术疗效。

Cone bottom localized by corneal topograph could be used to select graft position and size in PKP.

通过角膜地形图检查，可对圆锥角膜的圆锥底进行定位，可以指导选择穿透性角膜移植的手术植孔位置及大小。

Objective To evaluate the effect of corneal topograph guided enhancement after photorefractive keratectomyin myopia.

导读：探讨在角膜地形图引导下的PRK术后二次准分子激光手术疗效。

The dissertation utilizes a Four-branch LOD caculating method to solve the problem of triangle quantities in big topograph.

在大规模的地形渲染技术的设计上，本文使用了一种基于四叉树的LOD算法来解决大规模地形渲染中的三角形数目问题。

The surface topograph of the coatings specimen after erosion was observed under the scanning electron microscopy and the erosion mechanisms was discussed.

对冲蚀后的涂层试样表面形貌进行了扫描电子显微镜观察分析，就石英砂颗粒和催化剂颗粒冲蚀下，叶片涂层失重破坏的机理进行了分析探讨。

It proves that additive can greatly improve the tribological performances of friction pairs by observing the variance of mating surface topograph, wear mass loss , friction factor and so on.

通过分析对摩表面的形貌特征、磨损量和摩擦因数等方面的变化，结果表明，抗磨添加剂能极大地改善机械系统的摩擦学性能。

Corneal topograph guided enhancement was safe and effecitive after PRK for regression 、central island and eccentric ablation.

角膜地形图引导下的个体化切削对矫正PRK术后出现的切削偏心、中央岛及屈光回退安全、有效。

It's not quite as simple as that.

并没有那么容易。

It debuted in 1992 in Japan and the United Kingdom, and 1993 in the United States.

它首次亮相于1992年在日本和英国，在美国1993年。