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1991~1998

1991~1998

1991~1998

1991~1998

1

This article presents an objective summary of the relevant documents of Chinesc plant embryology from 1991 to 1998 and its research .

对 1991~1998 年中国植物胚胎学相关文献进行统计分析，客观地概述了国内该学科的研究状况。

2

1991-1998 : hualien machinery factory (5419 factory ), being responsible for the foundry technology and production management .

年 ——1998年在国营华晋机械厂（5419 厂）从事铸造技术和生产管理工作。

3

The cases with haemorrhage after caesarean operitons during 1991~1998 in No 6 People's Hospital of Guangzhou were reviewed and analysed .

对 1991~1998 年广州市第六人民医院剖宫产致产后出血病例作了回顾分析。

4

Methods From 1991 to 1998, monitoring and evaluation were done in 71 water supply sources in 6 counties .

方法 1991~1998 年对全省 6 个县共 71 个供水点水质进行了监测和评价。

5

Shi YR, He X. Incidence trend of acute hemorrhagic conjunctivitis in Beijing , 1991-1998

石玉茹，贺雄。北京市 1991-1998年急性出血性结膜炎流行趋势分析。

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