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.
几十年来,莫斯科的五月节游行都是在晴朗的蓝天下举行的,他们飞机上撒下干冰、碘化银和水泥粉来驱散云层。
For decades, MayDay parades in Moscow have taken place under clear blue skies, aircraft having deposited dry ice, silver iodide and cement powder to disperse clouds.
国家关于碘化食盐的法规得到执行。
这是冷却,滤出沉淀的二氯碘化铯。
It is cool and filter the precipitated caesium dichloroiodide .
目的:建立食品中碘化物的测定方法。
Objective: To establish a testing method for iodide in food.
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.
该计数器还有一个可选的伽玛计数碘化钠孔。
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.
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.
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.
他们把碘化银、干冰及固态氮加入云层当中形成直接降雨。
They add silver iodide, dry ice and liquid nitrogen to the clouds causing immediate precipitation.
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.
在食盐中加入碘化钾以防碘缺乏。硝酸盐亦称硝石,碳酸盐亦称钾碱。
The iodide is added to table salt to protect against iodine deficiency. the nitrate is also called saltpetre and the carbonate is called potash.
这些结果与近来其他研究很一致,显示对海洋大气中的碘化学了解很少。
These results are in good agreement with other recent studies, which demonstrated that the iodine chemistry in the Marine atmosphere is only poorly understood.
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.
吸烟能提高TAO发生和恶化的风险,经碘化疗的吸烟患者发生TAO的风险增加。
Smoking was shown to influence the risk of worsening or development of TAO, and smokers treated with radioiodine had the overall highest risk for TAO.
吸烟能提高TAO发生和恶化的风险,经碘化疗的吸烟患者发生TAO的风险增加。
Smoking was shown to influence the risk of worsening or development of TAO, and smokers treated with radioiodine had the overall highest risk for TAO.
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