Because of plenty of fatty acids, high acid value oil must be esterified primarily.
以高酸值油脂为原料，采用四氯化锡作为催化剂进行酯化反应。
Its high acid value and other undesirable properties prohibit its direct use in coating fields.
由于酸价高以及其他不理想的性能，歧化松香在涂料领域中的直接使用受到阻碍。
Two-step catalyzed process was adopted to prepare biodiesel from Soybean oil with high acid value.
采用两步法催化高酸值大豆油制备生物柴油。
The equipment corrosion and corrosion resistance in processing crude oil with high acid value are reviewed.
高酸值原油加工过程中设备的腐蚀问题和防腐蚀新技术受到相关部门的高度重视。
The corrosion prevention techniques during the refining of crude oil with high acid value are also introduced.
还介绍了加工高酸值原油中的防腐蚀技术。
To solve the actual demand for high acid gas field development, the high-acid gas field laboratory building is imperative.
为解决高酸性气田开发中获取现场试验数据的实际需求，建设现场工作条件下的高酸性气体试验室势在必行。
B - I heard plates were made of pewter and the high acid content of the tomato caused lead from the plate to poison the food.
我听说盘子是由锡铅合金制成的，番茄中的高酸物质会使盘子中的铅污染食物，引起中毒。
For waste oils and fats with high acid value, the suitable environmentally friendly catalysts are solid acid and ionic liquid.
对于酸值高的废油脂，宜采用固体酸和离子液体等环境友好催化剂。
Using technique of physical refining to remove FFA from the crude rice bran oil with high acid value significantly lowers the oil loss.
利用物理精炼技术对高酸价米糠原油进行脱酸，使油脂损耗显著降低。
The acid-resistant anode has such advantages as high acid resistance, long service life, high catalytic activity and wide applications.
本发明的耐酸阳极寿命长，催化活性高，是一种具有广阔应用前景的耐酸阳极。
The demineralizing system in Guangzhou Yuancun Cogeneration Power Plant used to have problems of failed reclamation and high acid consumption.
广州员村热电厂化学除盐系统自投产以来，阳床再生效果不理想，经常出现再生不合格现象，酸耗较高。
This reproduction method of the original cation exchanger often results in non qualified reproduction of the exchanger and high acid consumption.
这种原阳床再生方法，经常出现阳床再生不合格现象，酸耗较高。
The crude rice bran oil with high acid value should be refined with physical refining, including degumming, bleaching, de-acidification, dewaxing, defatting.
米糠浸出所得到的毛糠油为一种高酸值毛油，采用物理精炼工艺在提高油脂精炼率和经济效益方面具有明显的优势。
Styrene-acrylic resin, a typical one among all alkali-soluble resins, has the criteria of low molecular weight, narrow molecular weight distribution, high acid value and low Tg.
在碱溶性树脂中，以低分子量、窄分子量分布、高酸值、较低玻璃化温度的苯乙烯—丙烯酸共聚树脂（简称苯丙树脂）最具代表性。
The effect of continuously high acid levels on bone formation is controversial, but there is some evidence to suggest that they are associated with a drop in bone mineral density.
持续高酸水平对于骨形成的影响众说不一，但有证据提示它们与骨矿物质密度的下降相关。
It has the advantages of high softening point, high acid value, good capability of anti-oxidation and high mucosity. Polymerized rosin is good used in high-grade printing ink, adhesives and dope, etc.
聚合松香是松香深加工产品中的一个重要品种，具有软化点高、酸值高、抗氧化性好、粘度大等优点，广泛应用于高级油墨、粘胶剂及涂料等行业。
The causes of corrosion of vacuum tower processing high-sulfur and high-acid-value Gudao crude and protection were discussed.
文章叙述了炼制商硫、高酸值孤岛原油减压塔的腐蚀原因及防护措施。
The south crude distillation unit in Liaohe Petrochemical Company mainly processes high-acid-value, corrosive and low-freezing-point naphthenic crude oils after revamping.
辽河分公司南蒸馏装置改造之后，主要加工高酸值、强腐蚀性的低凝环烷基原油。
The south crude distillation unit in Liaohe Petrochemical Company mainly processes high-acid-value, corrosive and low-freezing-point naphthenic crude oils after revamping.
辽河分公司南蒸馏装置改造之后，主要加工高酸值、强腐蚀性的低凝环烷基原油。
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