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- Otherwise,there are trace components such as alcohols,esters,acids and aldehydes etc.in it.Alcoholic beverages have high medicinal value. 其中含有酯类、醇类、酸类、醛类等微量成分。
- A new sample preprocessing device based on support,delivery and compositive distillation technique,which can was first used to complete the extractions,eparation and concentration of trace components. 探索一种新型的样品前处理装置,运用载体、携带体和综合蒸馏技术完成了待测样品中微量成分的提取分离和富集。
- The importance of identifying the trace component in pheromone chemical communication system of insects is emphasized. 强调了性信息素微量成分鉴定工作在昆虫化学通讯系统研究中的重要性。
- DMS is a trace component of Beer the exist of DMS influence the savour of the Beer.The composition state simply thot the formation of DMS and the control measures. 二甲基硫是啤酒中的一种微量成分;它的存在影响啤酒的风味.;该文简述二甲基硫的形成过程以及对其控制的措施
- Analyze trace components of grape wine by Purge and Trap- GCMS 动态顶空气相色谱质谱法测定葡萄酒中微量成分
- Effects of different adsorbent on pigment and trace components in oil bleaching 油脂脱色过程中吸附剂对色素及微量成分的影响
- Each of the components is useful in its degree. 每一个元件都各有程度不同的用处。
- I can't trace that letter you sent me. 我找不到你寄给我的那封信。
- He spoke without a trace of emotion. 他说话时毫不动感情。
- Did the police find any trace of the murderer? 警方找到凶手的行踪了吗？
- They failed to find any trace of the runaways. 他们未能找到逃跑者的任何踪迹。
- There was barely a trace of salt in the soup. 汤里简直一点盐也没有放。
- The post office tried to trace the lost letter. 邮局设法查出那封丢失的信。
- Those are the components of an engine. 那些是发动机的部件。
- The kids are learning to trace the letter. 孩子们学描字母。
- He always spoke with a trace of sarcasm. 他说话总带着一丝讽刺。
- A computer consists of thousands of components. 电脑由成千上万个部件组成。
- The powerhouse was trace out accurately later on a large scale map. 后来发电站被精确地描画在大比例地图上。
- A faint or fleeting indication; a trace. 模糊的暗示模糊的或一闪即逝的暗示; 迹象
- A system of optical components that magnifies. 能起放大作用的一组光学元件
