... circulating fraction循环小数 chromatographic fraction色谱馏分 Could you move a fraction closer?你能不能稍微再挪近点儿 ...
双语例句
1
The gas chromatographic analysis methods of C5 fraction and its products were optimized by using self-made SE-30 capillary columns of different film thicknesses.
采用自制的不同膜厚SE-30毛细管色谱柱，对C5馏分及其产品的气相色谱分析条件进行优化。
2
Gas chromatographic analysis for thermal dimerization mixture of pyrolytic C5 fraction was carried out by using capillary column.