放射性

The fallout came from hundreds of above-ground nuclear tests in America and other parts of the world.

这些放射性坠尘来自于在美国和世界各地的数以百计的核试验。

We should stop talking about the menace of fallout.

我们不应再谈论关于放射性微尘的危害。

Two most popular spectrophotometric approaches for the measurement of purified El activity are the strategies based on reaction with ferricyanide and 2,6-dichlorophenolindophenol (2,6-DCPIP).

同位素标记法是采用动态的测量，没有分光光度法便利，同时它还用到一种相对不稳定的放射性物质，易造成环境污染。

Objective To investigate the role of growth factors and their receptors in radiation pulmonary fibrosis.

目的 调查几种细胞因子及其受体在放射性肺纤维化发生中的作用。

The United States since February 28, 1954 at the Bikini Atoll in the Marshall Islands on a power of about 15 million tons of TNT equivalent of the hydrogen bomb tests, resulting in serious radioactive contamination caused fishermen were killed and led to the development of the "clean" hydrogen bomb (fission share of the small hydrogen bomb) of concern and working on the so-called "pure fusion weapons."

美国由于1954年2月28日在马绍尔群岛的比基尼环礁上进行的一次威力约为1500万吨梯恩梯当量的氢弹试验，造成严重的放射性沾染导致渔民死亡，引起了对研制"干净"氢弹的关注并致力于研究所谓"纯聚变武器"。

The method needs several parameters, such as average fission yields of fission products, correction for reaction, decay correction for radlioactive fission products in reactor, average fission energies of fissionable nuclides and so on.

它需要若干参数，如裂变产物的平均裂变产额，反应的修正量，放射性裂变产物的堆内衰变修正量，可裂变核素的平均裂变能量等。

The continuous electrodeionization technology was used in low-level radioactive wastewater treatment to minimize radioactive wastes and energy consumptions, with Cs, Co, and Sr chosen as the typical fission products of pressurized water reactor.

为满足低放废水处理在放射性废物最小量化和节能降耗方面的要求，研究如何利用连续电除盐技术处理低放废水。

I have understood, the blue color wooden race bowman inborn can use the blue color radioactive wave to control the arrow flight.

我明白了，蓝色木族箭弓手射箭天生能用蓝色放射性波控制箭飞行。

A standard calibrated mini-c-arm fluoroscope was used to image a phantom upper extremity with thirteen radiation dosimeters placed at various distances and angulations to detect radiation exposure.

在上肢模型的不同距离和角度放置13个辐射剂量计，记录带刻度的标准小型C臂X光透视机的放射性暴露。

Fluosilicic acid,which is the byproduct from phosphate fertilizer factory,reacts with ammonium hydrocarbonate to obtain ammonium fluosilicate,then reacts with ammonium carbonate to form settled SiO 2,after filtration,water washing,drying and calcining,high purity SiO 2 with less than 10×10 -6 metal impurity and less than 10×10 -9 uranium and thorium respectively is made.

由磷肥厂副产氟硅酸同碳铵反应得氟硅酸铵，再和碳铵反应生成SiO2 沉淀，经过滤、水洗、干燥、煅烧得高纯SiO2 ，其金属杂质总含量小于 10× 10 -6，含放射性元素铀和钍各小于 10× 10 -9，通过实验获得了适宜的工艺条件，反应温度 70℃～ 80℃，反应时间 1 5h～ 2 0h ，配料比n(NH4HCO3 )∶n(NH4 2 SiF6 =4 4。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。