reference height

Through analysis of these laws, the paper gets the laws of wave height distribution and wave spectral shape, and the empirical formula for wave spectral parameters. All these provide reference for further studies of submerged breakwater.

通过对这些规律进行分析，得到波高分布变化规律、海浪谱的变化规律和海浪谱参数的经验计算公式，为潜堤次生波变化规律的进一步研究提供参考。

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On the basis of the silting data of some reservoir built in China, this paper discussed the relation between river flow sediment condition, reser-voir operation type and the height of end-position of reservoir silting with reference to the normal high water level of reservoir.

本文根据我国已建的一些水库淤积实测资料，分析了河流水沙条件、水库运用方式与水库淤积末端高度相对于水库正常蓄水位高度的关系；

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This paper has obtained some law, which is of great value for reference to making stability analysis of dam abutments by deriving a solution to the thrust at springer of an arch dam based on the relationship between the water load and the dam height.

基于水荷载与坝高的关系，推求拱端推力的求解公式，得到一些坝肩稳定分析的具有参考价值的规律。

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Their mean height and weight were accord with the corresponding national reference values.

平均身高、体重与全国调研标准基本符合。

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The appearance model hints that China swimming elites have the characteristics of appearance higher height, longer hand, narrower coax, moreover, the evaluation system of appearance model which establish according to the important degree of each index will giving substantial reference for choosing swimming athlete.

形态模型提示着我国优秀游泳运动员具有身高、手长、髂窄的专项形态学特点，另外，根据各指标权重而建立的形态评价体系，将为游泳运动员科学选材提供实证意义上的参考。

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