查询词典 optimum conditions
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By adopting single-factor and orthogonal tests, the optimum hydrolytic conditions of razor clam such as enzyme concentration, hydrolysis temperature, reaction time, substrate concentration and pH value wore determined with the degree of hydrolysis as the main index.
溶菌酶、NISIN等混合使用比单独使用保鲜效果更佳,可能因为各自的适用条件及抗菌范围存在一定的互补性,因而扩大了其抗菌谱,这对延长缢蛏冷藏保鲜货架期具有一定的实际意义。
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The optimum hydrolytic conditions of razor clam for neutral protease were : enzyme concentration 2.4%, hydrolysis temperature 50癈, substrate concentration 1:3, pH 7 and reaction time 6 hrs with the degree of hydrolysis and extraction rate of total nitrogen 42.46% and 83.04% respectively; and foracid protease they were: en/yme concentration 6.0%, hydrolysis temperature 50癈, substrate concentration 1:4, pH3.5 and reaction time 5 hrs with the degree of hydrolysis and extraction rate of total nitrogen 46.37% and 87.94% respectively, the hydrolysate being clear light yellow. For the combination of two kinds of proteases they were: first hydrolyzing with 2.6% f 1 avouryme for 3 hrs, then hydrolyzing with 2.4% neutral protease for 3 hrs with the degree of hydrolysis and extraction rtiie of total nitrogen 4-1.57% and 86.95% respectively.
最后综合考虑了水解率、总氮回收率和水解液的色泽、澄清度等指标,得出了较适宜的酶种为单酶以枯草杆菌中性蛋白酶和酸性蛋白酶效果较好,双酶以风味蛋白酶与枯草杆菌中性蛋白酶双酶组合水解效果较好,其适宜的水解工艺条件分别为:枯草杆菌中性蛋白酶加酶量为2.4%,水解温度50℃,料水比1:3,pH值中性条件下水解6h,绕蛙蛋白质的水解率和总氮回收率分别为42.46%和83.04%;酸性蛋白酶水解编蛙肉的适宜的工艺条件为加酶量6.0%、水解温度50℃,料水比l:4,pH值3.5条件下水解sh,水解率为46.37%,总氮回收率为87.94%,水解液呈较清澈的淡黄色;双酶采用先用2.6%风味酶水解3h后,再加入2.4%中性蛋白酶水解3h,水解率达44.57%,总氮回收率为86.95%。
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He also said that, TGSD aims to make the optimum out of this favoured conditions and also pass it across to the textile and ready-to-wear industry.
他还表示,服装制造商协会的目的是对这个最佳条件做出最优选择,并使其通过纺织和现成的服装行业。
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Methods The acidity of the solution and preparation method of reductant were changed, and the optimum analysis conditions were discovered.
改变溶液的酸度及还原剂的配制方法,找出最佳分析条件。
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The regression equation of response surface method to evaluate experiment factors is: Y=-196.226+16.740A+0.853B+1.783C+0.320D, the optimum extraction conditions is: pH6, solution to material 25 mL/g, temperature 80 and time 1 h.
响应面优化设计试验中各因素的回归方程为:Y=-196.226+16.740A+0.853B+1.783C+0.320D,即较优提取条件为pH13、液料比为25mL/g、温度为80℃、时间为1h。
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The functions of portable data recorder for adjusting test of safety valves are introduced, the testing data are collected, treated and typed in time, and then the sampling differentiation conditions of safety valve set and reseat pressures are discussed, the optimum programm is determined.
介绍便携式安全阀调整试验用数据记录仪的功能,对试验数据进行实时采集、处理和打印试验记录等,并对安全阀起跳压力和回座压力采样的判别条件进行了讨论,确定了最佳方案。
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Using the manganese powder for removing the impurity of the manganese chloride produced by waste hydrochloric acid leaching of lean rhodochrosite was studied,and the optimum preparation process conditions are obtained.
对用锰粉去除工业废盐酸浸出低品位菱锰矿制取的氯化锰溶液中的杂质进行了探讨与研究,得出了最佳的工艺条件。
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Affecting behaviors of H3BO3, NaOH and PVA are studied. The optimum test conditions are as follows: 10 mL of 2%H3BO3, 10 mL of 1 mol/L NaOH, 1 mL of Rochelle salt solution, 0.16 mL of 5%PVA, 1 mL of Nesslers reagent solution, and the reaction time is 10 min.
对H3BO3,NaOH和PVA的影响规律进行了研究,提出了最佳实验条件:以2%H3BO3溶液作吸收液,1 mol/L NaOH溶液10 mL,罗谢尔盐溶液1.00 mL,5%聚乙烯醇 0.16 mL,纳氏试剂1.00 mL,反应10 min。
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The experiments show that the PS and PSD of particles produced by SAA process can be controlled by adjusting process parameters, and among them, the pressure of the saturator used has the most effect on the PS and PSD, while the temperature of the saturator has the least effect. When using ethanol as solvent, the optimum operating conditions of using SAA process to produce erythromycin micro-particles from erythromycin-ethanol-CO2 system were found as follows. The pressure and temperature of the saturator are 10.5MPa and 70℃, respectively, the inlet flow rate and the concentration of inlet solution of the precipitator are 9 mLmin^(-1) and 15mgmL^(-1), respectively.
实验结果表明:选用乙醇做溶剂可制备出粒径在1~3μm的红霉素超细微粒,大部分微粒形态呈完整的球形;各影响因素对微粒粒径及粒径分布均有不同程度的影响,其中混合器压力对微粒粒径及粒径分布的影响最明显,混合器温度的影响最小,微粒粒径及粒径分布可通过改变操作参数进行控制;在本研究范围内,最优操作条件为混合器压力10.5MPa,混合器温度70℃,溶液浓度15mgmin^(1),进液速度9mLmin^(1)。
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Using staircase concatenation method SCM,the optimum coupling conditions were achieved for wedge-shaped fiber wedge angle,cylindrical endface lens curvature radius,semimajor axis of planar lightwave circuit elliptical field,aspect ratio of planar lightwave circuit elliptical field,misalignment tole.
在多量子阱-平面光波光路前置模斑转换器和不加模斑转换器的情况下,用阶梯串联法数值模拟并优化设计了楔形光纤-平面光波光路间最佳耦合参量:楔形光纤楔角45°、端面圆柱透镜曲率半径2。
- 推荐网络例句
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Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.
最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势,并设计了一款彩色夜视摄像机。
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Only person height weeds and the fierce looks stone idles were there.
只有半人深的荒草和龇牙咧嘴的神像。
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This dramatic range, steeper than the Himalayas, is the upturned rim of the eastern edge of Tibet, a plateau that has risen to 5 km in response to the slow but un stoppable collision of India with Asia that began about 55 million years ago and which continues unabated today.
这一引人注目的地域范围,比喜马拉雅山更加陡峭,是处于西藏东部边缘的朝上翻的边框地带。响应启始于约5500万年前的、缓慢的但却不可阻挡的印度与亚洲地壳板块碰撞,高原已上升至五千米,这种碰撞持续至今,毫无衰退。