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Animal growth or product yield is the ultimate concern of the agriculturalist. 牲畜的生长或其产品的生产量是农学家最关心的问题。
The effect of catalyst, epichlorohydrin and base on product yield was studied. 研究了催化剂用量、反应原料配比及?A用量对产物收率的影响。
The results indicate that the product yield of perchloric acid reaches 80%. 实验结果表明,可以得到产率80%25以上的高氯酸。
The flimsy-walled material has incured substaintial scraps and witnessed a product yield of only 3% so far. 由于原料壁薄，开始出现大量废品，到现在为止，合格率只为3%25。
NMP has the advantages over phenol, such as throughput, product yield and quality, and energy consumption and enviromental protection as well. 该装置在加工能力、品收率、品质量、耗、保等主要技术经济指标上明显优于酚精制。
The reslts showed that the IMR are more efficient than the FBR. Propene selectivity of up to 57.4% and product yield of 22.1% were obtained in the IMR. 结果表明 ;IMR优于 FBR;IMR的丙烯选择性为57.;4%25;丙烯收率为 2 2
Test results showed that the decoking additive exhibited remarkable decoking and antifouling function, and the liquid product yield increased. 实验室评价结果表明：，所制备的抑焦剂具有显著的抗垢减焦增液作用。
The influence of ammoniation reagent, catalyst, temperature mixing on the product yield was observed.The maxium yield of Nefidipine was 98%. 考察了氨化试剂，催化剂，温度对产物的影响，确定了最佳反应条件所得的尼群地平产率达到了98%25。
With the mole ratio of p - toluic acid and uren to be 1: 1 .6 and sectionalization heated - shielded,the product yield is 75.6% . 当对甲苯甲酸与尿素的摩尔比为1：1．6，采用分段保温的加热方式，产品收率达75．6%25。
NMP has the advantages over phenol,such as throughput,product yield and quality,and energy consumption and enviromental protection as well. 该装置在加工能力、产品收率、产品质量、能耗、环保等主要技术经济指标上明显优于酚精制。
OBJECTIVE:To study the technique for preparation of Fosfosal and select the best reacting conditions to increase the product yield. 目的:研究磷柳酸的制备工艺,确定最佳工艺条件,提高产品收率。
Objective: To study the technique for preparation of Fosfosal,to select the best reacting conditions,and to increase the product yield. 目的:研究磷柳酸的制备工艺,确定最佳工艺条件,提高产品收率。
The influence of ammoniation reagent,catalyst,temperature mixing on the product yield was observed.The maxium yield of Nefidipine was 98%. 考察了氨化试剂,催化剂,温度对产物的影响,确定了最佳反应条件所得的尼群地平产率达到了98%25。
The concepts of raw material utilization ratio,product yield ratio,product qualification ratio as well as the importance for the enterprise are discussed. 本文阐述了肉制品生产中原料利用率、产品出品率和产品合格率的概念及其在企业中的重要性。
The results show that this solvent offers the advantages of lower solvent ratio, higher filtration rate and higher product yield as compared with conventional solv... 结果表明:与采用常规脱油溶剂相比,溶剂比降低,过滤速度和微晶蜡产品的收率提高,且微晶蜡的油质量分数达到小于1%25的食品级微晶蜡指标要求。
The research results indicated the mushrooms with different cap diameter should be blanched for different time in order to obtain higher product yield and better product color. 研究结果表明 ;对不同菌盖直径的蘑菇应进行不同时间的热烫处理 ;能使速冻蘑菇获得较高的产品得率和较好的产品色泽 .
The conversion, the utilization rate of raw materials and the product yield of esterification reactions are raised by applying the catalytic rectification process. 摘要催化精馏技术应用于酯化反应体系，提高了反应的转化率、原材料利用率和产品收率。
The results of spiced beef process indicates that by controlling 2‰ of phosphate, added and 75% product yield, there could be of no limit exceeding and good quality product. 通过酱牛肉的加工试验表明：磷酸盐添加量在2‰、出品率控制在75%25左右可以既保证产品总磷残留不超标又有比较好的品质。
The results showed that the rate of sidereaction was decreased and the product yield was significantly improved by adding a proper tardily releasing agent. 实验结果表明,缓释技术能够减缓连串副反应速率,大大提高产物二甲基乙醇胺的收率。
With the improved technology, the product yield of chlorosulfonation reaction was improved evidently, and that, the amount of waste released was decreased. 改进后，氯磺化的收率明显提高，废弃物排放量减小。