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1.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。收藏指正
2.The quality of food class BHT product comes up to FAO/WHO standard (1983). The product yield is above 80%. [
所得食品级BHT产品质量达到国际标准FAO/WHO( 1983 ) ,产品收率高达 80 %以上。收藏指正
3.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 .收藏指正
4.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 % ,丙烯收率为 2 2 .1 %收藏指正
5.What was the final titer (product concentration), yield, enantiomeric excess, selectivity, etc. of the process?
此程序的最终测定浓度(产物浓度)、产率、镜像异构物过剩值、选择性等为何?收藏指正
6.⒉ Reaction of 2,4-Dimethyl 3-pentanone with methanol or 2,4-Dimethyl 3-pentanone with trimethyl silyl enol pyruvic ethyl ester was studied, and the product was 1,4-additive but was not 1,2 additive product. 8 yield=87%9 yield=91%10 yield=53%The compounds 8，9，10 haven’t been found in the literature, and their IR and 1HNMR were tested.
⒉ 研究了2，4-二甲基戊烯酮-3与甲醇和三甲基硅基烯醇缩丙酮酸乙酯的加成为1，4-加成，无1，2-加成，8 yield=87%9 yield=91%10 yield=53%8，9，10是未见文献报道的新化合物，对其进行了IR与1HNMR的表征。收藏指正
7.Improve the yield of new product.
协助提升新产品良品率。收藏指正
8.The product quality was up to FAO standard and the yield was 94.15%.
产物收率为94.15%,产品质量达到美国食品级标准。收藏指正
9.Accordingly, to birthday danger product, should break through of 2.5% book yield upper limit to still do not have a likelihood temporarily.
因此，对于寿险产品而言，要突破2.5%的预定收益率上限暂时还无可能。收藏指正
10.~(99)Tc is a fission product; it has high and abundant fission yield (6.13%) and a very long half-life (2.13×10~5a).
~(99)Tc是一种裂变产物，它的裂变产额较高(6.13％)，半衰期非常长(2.1×10~5a)，并且是一个发射软β的放射性核素(E_(max)=293.5keV)。收藏指正
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