现其特殊品合成部门诚寻一位放射合成化学研究人员，以从事碳-14 标志化合物的合成、纯化及分析工作。
The Specialty Synthesis Group is seeking a Synthetic Radiochemist to be responsible for the carbon-14 radiolabeled chemical synthesis, purification and analysis.
而自由基扩环反应是合成中环乃至大环有机化合物的一种有效的新方法，已成为当今有机合成化学的前沿研究领域之一。
Radical ring expansion is a new strategy to synthesize the medium-sized and even large rings, nowadays, it is one of the important research fields of organic chemistry.
概述了合成化学农药、生物农药、微生物农药的研究生产新进展。
The paper briefly introduces the new trent on the synthesized pesticides, biological pesticides and microbe pesticides.
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