My friends are obstetricians, she said that is not good reasons for their embryos.

The American College of Obstetricians and Gynecologists has published this research.

美国妇产科医师学会已发表此研究。

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Analysis on occupational hazardous factors and preventive measures in obstetricians and gynecologists

试析妇产科医师的职业危害因素与防护

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So my friend thought it might all be because of the obstetrician.

所以我的朋友认为这可能是因为所有的产科医生。

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Obstetrician should pay attention to the selection and written of the main diagnose

产科医师应重视主要诊断的选择和书写

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Equity analysis on the distribution of obstetrician and pediatrician in rural China

中国农村地区妇产科、儿科医师分布的公平性分析

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That's why your school's nurse is an obstetrician.

所以说你们学校的医务室护士是个产科医生。

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Natural disasters caused by coal cutting and Its Prevention Countermeasures

采煤诱发的自然灾害及其防治对策

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Influence analysis of natural disasters in grassland on milk cow industry in China

草原自然灾害对我国奶牛业影响分析

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Analysis of the occurrence of natural disasters have both natural and social reasons.

分析了自然灾害的发生有自然和社会两方面的原因。

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An estimation of grain loss caused by natural disasters in china, 1950-1990

我国近40年的粮食灾损评估

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And they are also global natural disasters.

它是一种全球性的自然灾害问题。

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Relative precision inspection on three kinds of regional natural disasters databases

三种反映区域自然灾害数据的相对精度检验

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Survive and development of human were accompanied by natural disasters.

人类的生存与发展是和天灾人祸的侵害相伴随的。

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Natural disasters in city become an important aspect of research on disasters.

随着灾害科学研究的深入，城市自然灾害已经成为其重要的研究领域。

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Application of meteorological satellite data in monitoring earth environment and natural disasters

气象卫星在地球环境和自然灾害监测中的应用

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A Study on the Cause and Control of the Natural Disasters in Xi'an Region

西安市自然灾害的成因与防治研究

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A Research on Integrate Natural Disasters Prevention System for Tangshan City

唐山市综合防灾的研究

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China is a large country, and frequent natural disasters.

我国是一个自然灾害频发的国家。

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Economic Characteristics of China's Natural Disasters and Social Development

我国自然灾害的经济特征与社会发展

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Monitoring and evaluation information system of major natural disasters in China

中国重大自然灾害监测与评估信息系统的建设与应用

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