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The Geographical Characteristics of Petroleum Production and Trade in Africa;

非洲石油生产与贸易的地理特征

Recommendations on strategic selection of exploration areas in Africa;

非洲油气勘探区战略选择建议

Study on Origin of Batik and African Batik Technique;

蜡染源流与非洲蜡染研究

In this thesis,wax-resist printing fabric in African market is classified with its characteristics expatiated and its pattern design production practice and production technology of wax-resist printing in Africa summarized.

文章对非洲市场的蜡防印花产品进行了分类,阐述了其特点,并对非洲市场上出现的蜡防印花布图案设计按题材进行了归纳;然后结合生产实践对非洲蜡防印花布的生产工艺作了总结。

cranial features of Holocene African and Chinese skulls were observed and analyzed.

对近代 -现代非洲和中国人群 2 6项颅骨特征的观测和分析显示非洲人具有一些显示其特异性的颅骨特征 ,但多数特征的表现与东亚人类非常接近 ,提示现代人群体质特征的趋同性。

Effects of the Developmental Toxicity of Flumorph on Xenopus laevis Embryos;

氟吗啉对非洲爪蟾胚胎发育的影响

Effects of Herbicide Acetochlor on the Gonadal Development of Xenopus laevis;

除草剂乙草胺对非洲爪蟾性腺发育的影响

Acute Toxicity of Flumorph to Xenopus laevis;

氟吗啉对非洲爪蟾的急性毒性

A modified technology to improve the formed yarn quality made of Indian and African cotton;

提高印度棉和非洲棉成纱质量的改进工艺

During the past years,African petroleum industry has developed quickly,becoming one of the most active regions of petroleum exploration in the world.

近年来,非洲石油工业发展迅速,成为全球石油勘探活动最活跃的一个新区。

Methyl 3 methyloctanoate,the key component for the scent of African orichids,was synthesized in two steps from crotonic acid via esterification and Michael addition in the presence of CuI,the total yield was about 61

非洲兰花香素的关键香气成分是 3 甲基辛酸甲酯。