1) front cut fraction
前馏分
1.
Chemical constituents of front cut fraction from mixed camphor oil analyzed by GC, GC/MS/DS and other methods are reported, 16 components have been identified.
用毛细管气相色谱和色-质联机等对杂樟油前馏分进行了分析研究。
2) front end
前端;高频端;馏分头部
3) distillation-fractionation
蒸馏-分馏
4) distilling cut
直馏馏分
1.
High purily light liquid paraffin and low condensing point kerosene are produced by urea complex using Zhongyuan crude oil distilling cut as raw materials.
以中原原油直馏馏分为原料，用尿素络合法制得纯度较高的轻液体石蜡和低凝点煤油。
5) straight fractional distillation
直馏分馏
6) fractionation
[英][,frækʃən'eiʃən] [美][,frækʃən'eʃən]
分馏
1.
Simulation and optimization for catalytic cracking primary fractionation column expanding revamp;
催化裂化装置主分馏塔扩能改造模拟及优化分析
2.
Influence factors on the esterification fractionation control and its improvement measure;
酯化分馏控制的影响因素及改进措施
3.
Process simulation and analysis of main fractionation column in delayed coking unit;
延迟焦化主分馏塔工艺模拟与分析(英文)
补充资料：C2馏分
分子式：
分子量：
CAS号：
性质：见碳二馏分。
分子量：
CAS号：
性质：见碳二馏分。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条