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- primary natural radionuclides 初级天然放射性核种
- 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。
- A lich fighting without weapons uses either its touch attack or its primary natural weapon (if it has any). 不带武器的巫妖使用接触攻击或者主要天生武器(如果他有的话)。
- 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。
- The results indicated that Coccinellidae and Chrysopidae as primary natural enemies of Aphis gossypii significantly reduced the aphid population in self-controlled cotton field. 结果表明,不施药棉田中草蛉和瓢虫对棉蚜有着良好的自然控制能力;
- Keywords Decorative materials;natural radionuclides;classification;Xianyang city; 关键词装饰材料;天然放射性核素;分类;咸阳;
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- Cs Specific activity and distribution of natural radionuclides and 137Cs in surface sediments of the northeastern South China Sea 南海东北部表层沉积物天然放射性核素与137
- The little boy left primary school at eleven. 这个小男孩十一岁时小学毕业。
- Sure. We are friends since primary school. 当然,我们从小学就是朋友了。
- I started primary school when I was 5 years old. 我五岁时开始读小学。
- A primary cause of Tom's failure is his laziness. 懒惰是汤姆失败的主要原因之一。
- Primary school teachers use a lot of visual aids. 小学教师使用大量的视觉教具。
- Love and hatred are primary emotions. 爱和恨是基本的情感。
- The Democratic primary was held this month. 民主党候选人初选於本月举行。
- Primary education comes under the umbrella of local government. 小学教育受地方政府的保护。
- He only accepted the primary education off and on in his childhood. 他小时候只断断续续地接受过初等教育。
- extinct natural radionuclides 消失的天然放射性核素
- The primary reason for advertising is to sell more goods. 做广告的根本目的是要多出售货物。
- Natural Radionuclides 天然放射性核素