fallout density

A Simple Dynamic Rising Nuclear Cloud Based Model of Ground Radioactive Fallout for Atmospheric Nuclear Explosion;

一個基于簡化動力學模型的核爆炸地面放射性沉降預測模型

A Review of Prediction Model of Ground Radioactive Fallout for Atmospheric Nuclear Explosion;

大氣層核爆炸地面放射性沉降預測研究綜述

radioactive sediment density probe

放射性沉積物密度探針

Discussion on Plugging Depth into Sediment of the Deep Sea Sediment Geothermal Probe

深海沉積物地熱探針貫入沉積物深度的探討

Radionuclide distribution in sediments and sedimentary rates in seas surrounding Xiamen

環廈門海域沉積物放射性核素分布與沉積速率

The Geochemistry of Radionuclides and Minerals for Sediments in Jiaozhou Bay;

膠州灣沉積物放射性核素和礦物地球化學

The distributions of radionuclides in a sediment core and sedimentary rate in the intertidal zone of Xinghuawan Bay

興化灣西岸潮間帶沉積物巖心放射性核素分布與沉積速率

Measurement of Radionuclides in Sediments Core by HPGe γ Spectroscopy

海洋沉積物巖心放射性核素的γ譜測定

Distribution of radionuclides at surface sediments in Chukchi Shelf

楚科奇海陸架區表層沉積物放射性核素的分布

Application of radioactive measurement in the research of lake sediment

放射性測量方法在湖相沉積物研究中的應用

prospect [radioactive mineral]

勘探〔放射性礦物〕

tropospheric fall out

對零的放射性沉降物

delineation of fall out contours

放射性沉降物輪廓圖

anabatic wind fall out

上坡風放射性沉降物

radioisotope densimeter

放射性同位素密度計

The electron dense deposits by electron microscopy at high magnification are seen here.

狼瘡性腎炎。高倍電子顯微鏡下可見高密度電子致密物沉積。

DEPTH DISTRIBUTION PATTERN OF RADIOLARIANS IN SURFACE SEDIMENTS OF THE BERING SEA AND THEIR OCEANOGRAPHIC IMPLICATIONS

白令海表層沉積物中放射蟲的深度分布特征及其海洋學意義

A river kind of sediment Certified Reference Material( CRM) based on natural-matrix for environmental radioactivity has been developed.

研制出一種天然基質的河流沉積物環境放射性標準物質。

unsealed radioactive substance

非密封的放射性物質

sealed source [radioactive substance]

密封源〔放射性物質〕