The quantity of MOB was much higher than the background value.
甲烷氧化菌的数量明显高于背景值。
Its radon pollution is low, near to the environment background value.
氡污染水平较低，接近环境本底水平值。
The background value of Beryllium element in soil of China was studied.
本文介绍了我国土壤中铍的背景值结果。
The background value of water environment is the major subject of geochemical research of water environment.
水环境背景值是水环境地球化学研究的重要内容。
Results The equivalent sound levels (LAeq) were qualified in spite of higher background value of noise in this areas.
结果该区域背景噪声值较高，但其等效声级达标。
According to the falling rate, the content of mercury in the deposit will reach the background value after 32.57 years.
按此下降速率，沉积物的汞含量经32.57年可达到背景值水平。
In processing geochemical data, the fracture theory and background value separating method are introduced in the system.
同时在化探数据的处理上引入了分形理论及背景值分离的方法。
This area is the geochemical one with high copper background value and has the favourable condition for copper mineralization.
本区为铜的地球化学高背景场区，具有较好的铜矿成矿条件。
The study of element background value reflects the degree of departure of the microelement in road dusts from element of its source area.
积尘元素背景值的研究反映积尘微量元素偏离其来源区元素的程度。
The paper advances a new method, using sin function to deal with sequence, structuring background value approximately, building corresponding metabolism model.
本文提出一种方法，采用正弦处理建模序列，对背景值进行近似构造，最终建立相应的新陈代谢模型。
In this paper, basing on the profile model of variable electric property, the normal background value is calculated to eliminate the influence of surface variation.
本文以“变化电性剖面模型”为基础，计算出正常背景值，以消除表层变化的影响。
The structure method of background value in grey system GM(1,1) model is considered to have an important influence on the adaptability and precision of GM(1,1) model.
灰色GM（1，1）模型中的背景值构造法是影响模型适应性和精度的关键因素。
In the study of groundwater movement using tritium in atmospheric precipitation as tracer, we will inevitably encounter the input background value problem of tritium.
应用大气降水中的氚做示踪核素来研究地下水的运动状态，必然遇到氚的输入背景值问题。
Generally speaking, mercury observations in anomalous points with high intensity, segments of fissure and stone jumping are all above background value, reaching anomalous index.
一般在高烈度异常点、地裂缝地段、抛石块地段，汞的测值均高于背景值，达异常指标。
The background value of cobalt in soil of Yunnan province was sampled and analyzed, the results show that the cobalt content in soil is log-normal distribution, the median is 16.
对云南省土壤钴元素背景值进行了采样分析，结果显示：云南土壤钴元素含量呈对数正态分布，中位值16。
The compositions of S, F, Hg in soil near gangue pile in Laiwu coal field are higher than contrast point, but lower than background value of soil composition in Shandong Province.
莱芜煤田矸石堆附近土壤中的硫、氟、汞等成份比对照点偏高，但低于山东省土壤成份背景值。
These results have provided useful bases for recommending reference dose of related natural radiation exposure, parameters of Chinese reference Man and background value of radiation monitoring.
这些结果为推荐我国天然辐射剂量参考值、我国参考人相应参数和辐射监测背景值提供了有用依据。
These results have provided useful bases for recommending reference dose of related natural radiation exposure, parameters of Chinese reference Man and background value of radiation monitoring.
这些结果为推荐我国天然辐射剂量参考值、我国参考人相应参数和辐射监测背景值提供了有用依据。
应用推荐