It infers the location of the underground river system by joining the lowest points from ground-level elevation measurements, Hutchinson said.
Hutchinson说，它可以通过连接地水准面的最低点来推测出地下河流系统的位置。
The analysis shows that water vapor pressure decreased with the increasing of sea level elevation;
分析表明：随着海拔高度的增加，水汽压逐渐减小；
Whether elevation abnormality models are built properly has great effects on the precision of GPS level elevation survey.
高程异常模型的建立是否合适，对GPS水准高程测量的精度产生重要影响。
Geographical situation and sea level elevation are the main influencing factors to the spatial distribution of water vapor press.
地理位置和海拔高度是水汽压空间分布的主要影响因子。
The coupling between basement nonlinear subsidence and lake level elevation and subsidence has strong control over fluviation manner and the deposit distribution.
基底的非线性沉降和湖平面升降的藕合关系对河流的作用方式以及河流沉积的展布特征有很强的控制作用。
Nature slope and sea level elevation are two important intrinsic environmental factors of land resource which have some direct effects on the use and productive forces of land.
坡度和高程是土地资源固有的二个重要环境因子，对土地利用和土地生产力有直接作用。
Objective To research the value of ultrason ographic-guided fine needle biopsy of liver nodular lesion and low level elevation of serum alpha-fetoprotein(AFP) in early diagnosis of liver cancer.
目的探讨超声引导肝内结节细针活检及甲胎蛋白（AFP）轻度升高在肝癌早期诊断中的价值。
The transforming of survey datum and the control of axis, vertical level, elevation are of great importance on controlling quality of high-rise building construction.
在高层及超高层建筑工程中，测量基准传递和轴线、垂直度、高程控制是建筑物施工质量控制的重点内容之一。
The transforming of survey datum and the control of axis, vertical level, elevation are of great importance on controlling quality of high-rise building construction.
在高层及超高层建筑工程中，测量基准传递和轴线、垂直度、高程控制是建筑物施工质量控制的重点内容之一。
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