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- In this paper,benzyl chloride,benzalcohol and phenol was dissociated from phenolic resin by adopting water vapour distillation method. 这种树脂的生产过程控制和产品质量检验时,涉及游离酚、氯化苄和苄醇的分析测定,如果采用分别测定,其操作相当繁琐,准确性也不高[2-6]。
- Biodiesel and material is separated effectively through water vapour distillation,and the high pure degree biodiesel is acquired without double transesterification. 循环气相酯化-酯交换-水蒸汽蒸馏技术是以动、植物油为原料制备生物柴油的新工艺。
- A cloud is a condensation of water vapour. 云是由水蒸汽凝缩而成的。
- water vapour distillation 水蒸汽蒸馏
- Cancel water vapour permeability coefficient. 取消了水蒸气渗透系数。
- Humidification Addition of water vapour to air. 在空气内加入水气。
- Humidification: Addition of water vapour to air. 加湿:在空气内加入水气。
- Clouds are formations of condensed water vapour. 云是由凝聚的水蒸气构成的。
- MethodsThe essential oil of Chimonanthus nitens Oliv.leaves was extracted by distillation with water vapour,and the chemical components of the essential oil was analyzed by GC-MS. 方法采用水蒸气蒸馏法提取山蜡梅叶挥发油,采用GC-MS联用仪分析其挥发油的化学成分。
- A cloud is a condensation of water vapour in the atmosphere. 云是由大气中的水蒸气凝结成的。
- ObjectiveTo understand the questions and solutions in extraction volatile oils from the traditional Chinese medicine by vapour distillation. 目的了解水蒸气蒸馏法提取中药挥发油存在的问题及解决方法。
- This water vapour rises, condenses on cooling, and falls as rain. 水蒸汽升入空中，遇冷凝成雨滴而下降。
- This water vapour rises,condenses on cooling,and falls as rain. 水蒸汽升入空中，遇冷凝成雨滴而下降。
- The technological process of making aniseed oil by vapour distillation under normalpressure in industry, chief equipment and producing steps are also described in tetait. 并详细阐述了工业生产上在常压下用水蒸气蒸馏法来制取大茴香油的工艺过程、主要设备和生产步骤。
- The extraction technics of extract and essentil oil of wildness plant Artemisia tournefortiana reichb was studied by the way of solvent extraction and vapour distillation. 通过溶剂萃取法和水蒸馏法对野生植物湿地蒿浸膏及精油的提取工艺进行了研究.
- Prevent dehydration or reduce the water vapour transmission rate. 防脱水或者能减少水蒸气的扩散率。
- Water vapour m the mr is condensed when the mr is cooled enough. 当空气充分冷却时，其中的水蒸气便凝结了。
- Humidity: Quantity of water vapour in unit volume of air. 湿度:在单位容积内的水气数量。
- When water changes to water vapour, we say it evaporates. 当水变成水蒸气时，我们把这个过程叫做蒸发。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
