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- secondary natural radionuclide 次级天然放射性核种
- Keywords Soil;Natural Radionuclide;Content;Survey;Jiangxi Province; 土壤;天然放射性核素含量;调查;江西;
- A report is made on the inspection results of the content of natural radionuclides of decorative stone and glazed tiles commonly used in Xianyang. 报道了咸阳市常用装饰石材及彩釉砖样品中天然放射性核素含量的调查分析结果,并据国家建筑材料放射性核素含量最新标准进行分类分析。
- Keywords Soil;Natural Radionuclide;Content;Investigation;Sichuan Province; 土壤;天然放射性核素;含量;调查;四川;
- As soil and building materials contain these natural radionuclides, the dose we received therefore depends on the geological composition of the place we live and the building materials we use. 地壳土壤及建筑材料内,都含有这些天然的放射性核素,因此我们吸收到的天然辐射剂量与所在地区的土质成份有关,亦与我们居所的建筑物料有关。
- It is natural for a cat to catch mice. 猫捉老鼠是本能。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- Many natural materials are becoming scarce. 许多天然原料越来越少。
- Her age is of secondary interest. 她的年龄不太重要。
- Our motherland flows with natural resources. 我们祖国蕴藏着丰富的天然资源。
- In secondary school, children get more advanced knowledge. 在中学，孩子获得更深一些的知识。
- Events took their natural course. 事态依自然进程发展。
- A secondary matter; a side issue. 次要的第二位的事; 较次要的问题
- She has a natural wave in her hair. 她的头发自然卷曲。
- Magnetism is a natural phenomenon. 磁力是一种自然现象。
- It is difficult to be natural when one is tense. 人在紧张的时候很难泰然自若。
- A secondary mine passageway between two main shafts or tunnels. 次要矿山甬道矿井中连接两条大隧道的小巷道
- The egoism of an artist sometimes seem natural. 艺术家的自负有时看起来是自然的。
- They used only natural pigments to dye the wool. 他们只用天然颜料染毛织品。
- Children are natural exhibitionists. 儿童天生喜欢自我表现。
