The troublesome separation of column chromatography would be avoided as crude product recrystallized inn-butanol.
粗产物采用正丁醇重结晶，避免使用较繁琐的柱层析分离。
Crude product by simple distillation, styrene recovery was 89.41% of total styrene monomer purity of 99.9%, and catalyst recycling, the effect is better.
粗产物经简单蒸馏，苯乙烯的总回收率为89.41%，苯乙烯单体纯度可达99.9%以上，并对催化剂进行再生利用，效果较为理想。
The results indicated that the growth could be accelerated by LHRH_A (crude product) with no significant changes in the contents of nutritious component in goldfish.
以上结果提示，投喂lhrh_a粗制品可以促进鲫鱼生长而不影响它营养成分的含量。
The p-methylaniline and other impurity in the crude product are adsorbed by active carbon and the purified 4B acid is precipitated out by acidic solution from middle compartment.
阴极碱性液溶解4B酸粗品，活性炭吸附除去从粗品中溶出的对甲苯胺等杂质，中间区的酸性液使4B酸精品析出。
Reaction product vapor through methyl formate separating area, condenser and tail condenser, methyl formate crude product mixed liquor is got from gas phase condensation separating.
反应产物蒸汽依次通过反应器上部精馏区内的甲酸甲酯分离区、冷凝器、尾凝器，从气相冷凝分离得甲酸甲酯的粗产品混合液。
The results showed that the major component of the crude product was the desired tridecapeptide and the main by-products were derived from the oxidation or deformity of the desired peptide.
结果证明，粗产物中的主成分即为目标十三肽，另外几个主要副产物为十三肽的残缺肤或氧化肽。
Sucrose is available for use in fermentation processes either in crystalline form or in crude form as raw juice or molasses (a by-product of sugar manufacture).
蔗糖可在发酵过程中被利用，包括晶体结构、天然糖浆、糖蜜（食糖加工的副产品）。
Crude oil is a natural product which disperses and biodegrades in the ocean fairly rapidly, although some of it may remain over the longer term.
原油是一种自然产物，在海里能够相当快的分解和降解，尽管有一部分还是会停留很长一段时间。
Carbon dioxide is produced as a crude by-product of a number of manufacturing processes.
二氧化碳是作为许多工业生产过程的天然副产品生产的。
Phenothiazine is an important fine chemical product and crude material.
吩噻嗪是一种重要的精细化工产品和原料。
Unlike crude shark cartilage powder, the active ingredients in this product are highly concentrated and purified for maximum biological activity.
不同于原油鲨鱼软骨粉，本产品的有效成分是高度集中，为最大程度的生物活性纯化。
The decline in crude quality and changing refinery product markets is increasing the hydrogen requirements of oil refineries.
原油质量下降，炼油产品市场变幻莫测，都使得炼油厂对氢气的需求不断增加。
Refers to properties of a given crude oil or refined petroleum product.
对某一种原油或已炼制油品的特性所做的说明。
Even for the same refinery, crude and product slates can vary significantly over short periods as the refinery's planning department takes advantage of short-term opportunities in the market place.
就算同一家炼厂，短时间内不同批次原油和油品之间也会有很大差异，因炼厂计划部门利用市场的短线机会。
Crude oil product oil edible oil natural gas chemical material LNG CWM sewage tap water etc.
原油、成品油、食用油、天然气、化工物料、液化天然气、水煤浆、污水、自来水等。
Crude oil prices gained strongly on Wednesday in Asia after industry data on U. S. crude and refined product stockpiles showed a sharp drop in gasoline supplies.
周三亚市，纽约油价大幅走高，此前美国原油和成品油库存数据显示汽油库存大幅下跌。
The processing scheme, material balance and product qualities of the primary and secondary processing units for completely refining the Saudi Arabian sour crude are introduced.
介绍了单炼沙特阿拉伯轻质含硫原油时相应的一、二次加工装置的生产方案，物料平衡、产品质量及存在的问题。
An increase in oil product demand and in refinery processing volumes helped crude oil import to rise again after last year's decline.
石油产品需求上升和炼油厂加工量增加，使我国原油进口在去年下降之后恢复增长。
There are equipment corrosion, insufficient heavy oil processing depth, environmental pollution, lower product quality and other problems in inferior crude oil processing.
加工劣质原油存在设备腐蚀，重油加工深度不足，污染环境，降低产品质量等问题。
The conventional method for refining the crude ester was substituted by the technique of reactive distillation to make edible grade product.
对粗酯的精制改变传统的方法，采用反应精馏精制以制取食品级产品。
The refined product with high purity is obtained by vacuum distillation of crude benzal chloride.
将制得的苄叉二氯粗品进行真空精馏得到高纯度的精品；
The aggregate supply control over petrochemical industry has been basically achieved and the demand and supply of crude oil, product oil and main petrochemical products are balanced on the whole.
石化行业控制总量基本到位，全年原油、成品油和主要化工产品的供需大体平衡。
Appling for liner program method to build mathematical model to solve problem of the productive process, such as, mixing refining crude oil and product optimization.
应用线性规划建立数学模型来解决生产过程问题，即原油混炼、产品优化问题。
After revamping, four kinds of mixed crude oil can be processed without changes in unit capacity and product specification.
结果表明，改造后装置可以加工四种混合原油，并达到原油加工量不变、生产的产品规格也不变的改造目的。
Results:The contents of saccharides in the alcohol broiled product were higher than those in the crude drug.
结果：酒炒当归中上述糖类高于生当归，而其余炮制品中糖类的含量均低于生当归。
Company attaches importance to product quality, the organic product certification, for procurement of crude company, strict quality, and established the covariance studys the farmers.
公司重视产品质量，进行了有机产品认证，公司对原粮的采购，严把质量关，与农户建立了订单式协。
The analysis of the fermented product showed that the content of cellulose in straw powder was 22.34%, crude protein 22.08% and soluble sugar 3.87% after fermentation by using optimized process.
产物分析结果表明：采用优化工艺进行发酵，发酵后稻草粉的纤维素含量为22.34%；粗蛋白含量达22.08%，可溶性糖含量为3.87%。
U. S. Gold Dayton International Petrochemical Group is an exploration of crude oil, green energy, petroleum fine chemical product research, development and production of high-tech enterprise.
美国金顿国际石化集团是一家以原有勘探、绿色能源、石油类惊喜化工产品研究、开发和生产的高科技企业。
U. S. Gold Dayton International Petrochemical Group is an exploration of crude oil, green energy, petroleum fine chemical product research, development and production of high-tech enterprise.
美国金顿国际石化集团是一家以原有勘探、绿色能源、石油类惊喜化工产品研究、开发和生产的高科技企业。
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