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.
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。
It also offered that the concentration of population from natural villages to central villages should be regarded as one of the urbanization forms.
这种人口由自然村向中心村镇的集中也应看作是城市化的一种形式。
We saw many signs of occupation while strolling along a street past a major concentration of the huts not far away from the Central Avenue.
我们看到很多住人的迹象，当漫步街头走过一个很大的棚户集中地，离中央大道不远。
Objective To explore the relationship between acupuncture analgesia and the concentration of free calcium inside and outside the neuron of central nervous system.
探讨针刺镇痛与中枢神经系统神经元内外游离钙离子浓度的关系。
In this paper, the correlations of the formation of dimers with solvent polarity, concentration, nature of substituent group and central metal were investigated.
本文探讨了有关二聚体的形成与溶剂极性、溶液浓度、取代基团性质及络合金属原子的关系。
The level of concentration or dosage falls under the limit announced by the Central Health Administration.
二其浓度或剂量单位在中央卫生主管机关公告之限量以下。
P-glycoprotein inhibitors can get drugs across the blood-brain barrier. It is of great importance to improve the blood concentration in brain and bioavailability of central nervous system drugs.
糖蛋白抑制剂可促进药物通过血脑屏障，对提高脑内药物的浓度和中枢神经系统药物的生物利用度具有重要意义。
Objective To explore the relationship between acupuncture analgesia and the concentration of free calcium inside and outside the neuron of central nervous system.
[目的]探讨针刺镇痛与中枢神经系统神经元内外游离钙离子浓度的关系。
The acute carbon monoxide poisoning is a systemic disease characterized as central nervous system damage caused by inhalation of high concentration of co.
急性CO中毒是吸入高浓度CO后引起以中枢神经系统损害为主的全身性疾病。
Strolling unescorted at midday past a major concentration of the huts just a block from the city's Central Avenue, I nonetheless saw many signs of occupation.
中午，我在没有导游陪伴的时候独自漫步街头，发现了一个很大的棚户区，很多茅棚里还住了人，这个棚户区离中央大道很近。
Strolling unescorted at midday past a major concentration of the huts just a block from the city's Central Avenue, I nonetheless saw many signs of occupation.
中午，我在没有导游陪伴的时候独自漫步街头，发现了一个很大的棚户区，很多茅棚里还住了人，这个棚户区离中央大道很近。
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