碘化银纸照相法可以连续印刷，因此它等同于蚀刻或雕刻。
The calotype could be made in series, and was thus the equivalent of an etching or an engraving.
有机碘化合物赤藓红是重要的食用色素。
The organoiodine compound erythrosine is an important food coloring agent.
国家关于碘化食盐的法规得到执行。
孕妇可以服用碘化钾药片吗？
建立良好的监测系统以确保食盐充分碘化。
A good monitoring system to make sure that salt is adequately iodized.
该组织说，碘化钾药片不是核辐射的解毒剂。
It says potassium iodide pills are not antidotes for radiation.
很多病例都是可以防止的，只要能够及时提供碘化钾。
Many of these cases would have been prevented if potassium iodide had been provided at the appropriate time.
限制食用所有来源的盐(钠)并确保对盐进行碘化。
Limit salt (sodium) consumption from all sources and ensure that salt is iodized.
摄入碘化钾是防止放射性碘在甲状腺中积累的常用办法。
The ingestion of potassium iodide is an established method to prevent the accumulation of radioactive iodine in the thyroid.
在食盐碘化已至少进行一年的地方，人群中的碘状况已取得确凿的改善。
Where salt iodization has been in place for at least a year, improvement in iodine status within the population has been overwhelming.
在进入辐射灾区时他们也没有任何的防护措施或者服用碘化钾片。
They have been going into radiated areas without any protection or potassium iodide.
周二，加利福尼亚及加拿大西部卫生部发出警告：民众无需储备大量碘化钾。
Health agencies in California and western Canada warned Tuesday that there's no reason for people an ocean away to suddenly stock up on potassium iodide.
除了探测器，NBC新闻的员工还配发了保护面罩和防护服，以及碘化钾药片。
In addition to the detectors, NBC News personnel are equipped with protective masks and suits, along with access to potassium iodide pills.
世界卫生组织发言人哈特尔说，碘化钾只有在有明确的公共卫生建议后才应该服用。
WHO spokesman Gregory Hartl says potassium iodide should be taken only when there is a clear public health recommendation to do so.
达盖尔发明的照相法和英格兰福克斯·塔尔博特的碘化银纸照相法出现在同一时期。
The work on the Daguerre process was taking place at the same time as that of Fox Talbot in England on the calotype process.
核事故发生后如及时地摄入浓缩的碘化钾，则可以减少甲状腺的放射量，从而降低癌症风险。
If ingested promptly after a nuclear accident, potassium iodide, in concentrated form, can help reduce the dose of radiation to the thyroid and thus the risk of cancer.
发射上天的化学物通常是干冰或碘化银，它们应该能为水蒸汽提供一个表面以凝结成雨滴。
The chemicals fired into the sky, usually dry ice or silver iodide, are supposed to provide a surface for water vapour to form liquid rain.
二十世纪90年代，当碘化运动开始时，全球碘缺乏国家最集中的区域是中亚内陆的前苏联加盟共和国。
In the 1990s, when the campaign for iodization began, the world's greatest concentration of iodine-deficient countries was in the landlocked former Soviet republics of Central Asia.
据卫生专家们说，碘化钾可以用于保护甲状腺免受辐射危害，但是日常使用的食盐并不包含足够的碘。
Potassium iodide can be used to help protect the thyroid gland from radiation injury, but regular table salt doesn't contain enough iodine, according to health experts.
美国核监管委员会就建议，居住在核电站周围10英里应急计划区的居民应该随时得到碘化钾药片。
In the United States, the nuclear Regulatory Commission recommends that people living within a 10-mile emergency planning zone around a nuclear plant have access to potassium iodide tablets.
云的催化是指将催化剂颗粒打入云中使云中的水蒸汽凝聚成水滴，从而实现降雨的技术，催化剂颗粒通常为碘化银。
Cloud-seeding is a technique to enhance rainfall by introducing particles - often silver iodide crystals - into cloud systems, to help condense water vapor into raindrops.
美国人不需要通过服用碘片来预防放射性甲状腺癌，相反，过量服用碘化钾可能诱发甲状腺疾病，尤其是对于儿童。
Residents of the U.S. do not need to take iodine pills to prevent radiation-induced thyroid cancer. In fact, overuse of potassium iodide can lead to thyroid problems, especially among children.
对于辐射探测器、以及碘化钾药片(它可以帮助预防辐射引发的甲状腺癌)的需求，很快超过了供应和有限的生产能力。
Demand for radiation detectors, along with potassium iodide pills, which can help prevent radiation-induced thyroid cancer, quickly outstripped supplies and the limited capacity to produce more.
尽管核辐射危机目前仅限日本本国，却引发了美国等其它一些地方疯抢碘化钾——一种便宜却可以防止一种放射性危害的药物。
Japan's nuclear crisis is spiking demand in the U.S. and a few other places for a cheap drug that can protect against one type of radiation damage -even though the risk is only in Japan.
尽管核辐射危机目前仅限日本本国，却引发了美国等其它一些地方疯抢碘化钾——一种便宜却可以防止一种放射性危害的药物。
Japan's nuclear crisis is spiking demand in the U.S. and a few other places for a cheap drug that can protect against one type of radiation damage -even though the risk is only in Japan.
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