1. Molecular distillation is a physical separation technique differing from conventional distillations by being a non-equilibrium distillation. 分子蒸馏是一种物理分离技术,是一种非平衡蒸馏,其技术不同于一般蒸馏技术。
2. World heritage, national famous scenic areas are distillations of our country 's landscape, are the testimony of our history and civilization. 世界遗产、国家风景区是祖国壮丽河山的缩影是国土景观的精华,是祖国文明历史的见证。
3. With gas chromatographic and mass spectrum (GC-MS) analysis technology, the chemical composition of biomass tar and its distillations were analyzed. 主要采用色谱-质谱联机(GC - MS)成分分析法对生物质焦油及其馏分试样进行成分分析。