Objective To research and assess radon concentration and radioactivity level of part coal mine in Guizhou province.
目的研究和评价贵州省地下煤矿氡气浓度和放射性水平。
The results show that the radioactivity level of varied water bod-ies of the city was within normal natural background.
调查结果表明，上海市各类水体中天然放射性核素浓度属正常本底水平。
The results show that the radioactivity level of varied water bodies of the region was within normal natural background.
调查结果表明，宁夏回族自治区水体中天然放射性核素浓度属正常本底水平。
Coal with high radioactivity level and residue will be harmful to environment of storing site, affective the reuse of residue.
部分放射性核素较高的煤及产生的煤渣将会对堆放的环境以及煤渣的再利用产生一定影响。
This paper reports the investigation results of natural radioactivity level in river, lake. spring, well and tap water in Jiangsu Province.
本文报道了江苏省江河、湖泊、泉、井、近海海域和自来水中天然放射性核素浓度的调查结果。
This paper reports the investigation results of natural radioactivity level in river, lake, reservoir, spring, well and tap water in Beijing City.
本文报道了北京市河流、湖泊、水库、温泉、井和自来水中天然放射性核素浓度的调查方法及主要结果。
This paper reports the investigation results of natural radioactivity level in river, lake, reservoir, spring, well and tap water in Hubei Province.
本文报道了湖北省江河、湖泊、水库、温泉、农村井水和城市自来水中天然放射性核素浓度的调查结果。
This paper reports the investigation results of natural radioactivity level in river, lake, reservoir, spring, well and tap water in Hebei Province.
本文报道了河北省河流、湖泊、水库、海水、泉水、农村井水以及城镇自来水中天然放射性核素浓度的调查结果。
This paper reports the investigation results of natural radioactivity level in river, lake, reservoir, spring, well and tap water in Qirighai Province.
本文报道了青海省江河、湖泊、水库、泉、井和自来水中天然放射性核素浓度的调查结果。
The survey of natural radionuclide contents in soil in China(1983—1990)is a part of investigation of environmental natural radioactivity level on China.
中国土壤中天然放射性核素含量调查（1983—1990年）是中国环境天然放射性水平调查研究的一部分。
Information on nation wide survey activities during 1970-1980 years on natural environmental radioactivity level in China and the related tritium data are given.
给出了70～80年代全国性的几次环境放射性水平调查的资料以及有关环境氚的数据。
This paper reports the investigation results of natural radioactivity level in river, lake, reservoir, spring, well, offshore water and tap water in Yunnan Province.
本文报道了云南省江河、湖泊、水库、泉(温泉)、井和自来水中天然放射性核素浓度的调查结果。
Half of the core is now uncovered, and the radioactivity of the water in the primary loop is 350 times its normal level.
堆芯的一半都暴露在水面上，主回路中水的辐射水平达到正常标准的350倍。
The low level radioactivity was easily removed from affected personnel by washing with soap and water.
用肥皂水洗浴之后很容易就消除了17名机组人员身上的核辐射。
For instance, because it takes only 8 days for the radioactive isotope iodine-131 to decay away to half its original level of radioactivity, simply waiting should be a fix.
例如，碘- 131的放射性只需要八天就衰减到它原来的一半，所以只需要等一等问题就能解决。
The results show that there is a normal level of natural radioactivity of soil in the Xiazhuang granite uranium ore field.
评价结果表明，下庄铀矿田的土壤中天然放射性水平处于正常范围。
Natural radioactivity in the marble is equal to the environmental level, radioactivity in the granite is much higher than that in marble.
大理石的天然放射性属于环境本底水平，花岗岩中放射性远远高于大理石产品。
In the measurement of low-level radioactivity, instead of Poisson distribution, a negative binomial distribution is proposed to denote the probability distribution of actual counts.
在低水平放射性测量中，建议采用负二项式分布代替泊松分布来描述真实测量计数的几率分布。
Due to deep burn-up, the spent fuel of nuclear power reactors has not only complex composition, but also high-level radioactivity.
动力堆乏燃料由于其燃耗深，所以成分复杂，放射性强，从而给其后处理分析带来极大的困难。
The soil contains 30 times the acceptable level of radioactivity.
这片土壤受到了高于标准30倍的辐射。
Numerical simulation techniques provide new ideas and work methods for radioactivity log, and enhance studying level of radioactivity log greatly.
数值模拟技术为核辐射测井的研究提供了新的思想方法和工作方法，大大提高核辐射测井的研究水准。
An activity metering unit (9) is operable to determine a level of radioactivity in a metering section (8) of the fluid delivery path downstream from the valve means (V1).
放射性测量装置(9)可操作以确定所述阀装置(V 1)下游的所述流体输送管道的测量部分(8)的放射性级别。
The level of radioactivity in the soil was found to be above recommended limits.
土壤的辐射水平被发现超过规定的限度。
The level of radioactivity in the soil was found to be above recommended limits.
土壤的辐射水平被发现超过规定的限度。
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