查询词典 water level

In the use of optical water level, due to eye fatigue, on-site allowable error index calculation and other reasons, accuracy and speed is difficult to meet our requirements, but generally require 6 people / groups: one person observation, 1 record, 2 Fu-foot, 2 lamps.

在使用光学水准仪时，由于眼睛疲劳，现场限差指标计算等原因，精度和速度很难满足我们的要求，而且一般需要6人/组：其中1人观测，1人记录，2人扶尺，2人照灯。

In this paper, based on the former researches, satellite altimetry is used to monitor the water level changes of seven inland lakes in China. The contents and conclusions of this research are as following:1. Based on the characteristics of altimetric waveform, methods of improved waveform retracking are put forward. DEM or DTM model is introduced as the standard to estimate the retracked range for waveform retracking.

本文在借鉴以往研究成果的基础上，利用卫星测高技术对我国7个内陆湖泊的水位变化进行了监测研究，主要研究内容及结论如下：(1)在对原有波形重定方法深入研究的基础上对其进行了改进，使用DEM或DTM模型作为波形重定后改正结果的选择标准，并利用Fortran语言设计了波形重定软件。

In connection with the estuary regulation of Yellow River, the effects from the channel-change of Qingshuigou Course and the branch-change of Qingba Anabranch for Yellow River on the extension of sedimentation are analyzed based on the prototype data and the model test result concerned, in which the effects from the dredging at the estuary on the water level of the tail course and the change from the river bed desiltation ate discussed.

黄河口治理具有长期性和复杂性，探求不同治理措施条件下尾闾河段冲淤规律是十分必要的。根据原型资料和模型试验结果，分析了清水沟改道和清8改汊对河口淤积延伸的影响，探讨了河口段挖河疏浚对尾闾河段水位、河床冲淤变化的影响。

As long as the Moon is in the same spot of sky and the water level doesn't rise or fall much, the angle of reflection will remain roughly the same.

夜晚，我们沿着海岸走时，水中月光的倒影也会随着我们的移动而移动。

Energy conversion, water level, distribution and variation of depression cones during artesian and pumping processes are analyzed.

从抽水设备作功、消耗能量的角度，分析了自流和抽水过程中的能量转化、水位与压降漏斗的分布和变化规律。

In the other hand, the main cause of the craze and deformation of the house of middle-ahead of the landslide is the bank astaticism for the Qu River's water-level rising and dropping at the time of flood season and the local slippage for the rain.

而滑坡体中前部房屋开裂和坡体的变形破坏则主要是由于汛期渠江水位的大幅度升降导致库岸边坡失稳以及降雨诱发坡体局部滑动。

The change of water level is influenced not only by astronomic tide but also bymeteorological factors in the shelf zone.

在陆架海，水位变化既受天文潮影响，也受气象条件影响。

Temperature and pressure automatic record, water level automat control.

压力温度，自动记录，自动控制锅内水位。

This model consists mainly of four kinds of simple line equations such as water level equation,velocity equation,auxiliary equation and initial equation.

该模型主要由水位方程、速率方程、辅助方程和初值方程这4种方程组成，它们都是一些简单的线性方程。

Two main aspects of the research work are as follows:(1) The paper introduces the experimental ice forces on semi-circular breakwaters which is made by State Key Laboratory of Coastal and Offshore Engineering of Dalian University of Technology and calculate the ice value for different radius semi-circular component, based on which it speculates on that horizontal ice value and water level accord with biquadratic polynomial function, meanwhile, the paper analyses incidence of ice heap to horizontal ice value of semi-circular component.

论文的主要工作有三部分：(1)主要介绍大连理工大学海岸和近海工程国家重点实验室所做的物理模拟试验，应用水平冰力计算公式计算了不同半径半圆型构件的冰力值；根据这些数值的分析，推测半圆型构件水平冰力与水位符合四次多项式函数关系；同时分析了碎冰堆对半圆型构件水平冰力影响。

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。