查询词典 optimized

Producted RF and CRF aerogels by process of sol-gel technics, dynamic-exchange, CO2 supercritical drying, and procedural increase in temperature carbonization methods, which have eximious capability and nanometer network structure; Systemic analysis various factors which effect gel course, such as ratio of reactants and the dosage of catalyst, and probed into the better experiments conditions(the concentration of resorcinol and formaldehyde is more than 2% and the value of R/C is between 50 and 300); During gel course , primary investigated the viscosity curve and particle size distribution of sol-solution, and analyzed the reason of catalyst dosage effects particle size of gel, and confirmed that the up-growth of gel follows the theory of " polymerize increase ".The experiment results indicated that ultrasonic with unvarying temperature disposal shortened gel time and optimized quality of gels, and the factors of ultrasonic effect gel reaction velocity were analyzed; Prepared organic aerogels using compounds of resorcin and hydroquinone substitute resorcinol reacts with formaldehyde the first time, and also optimized the proportion of resorcinol and hydroquinone (the proportion of hydroquinone in 10%～40%).

采用溶胶-凝胶工艺结合动态溶剂交换、CO2超临界流体干燥与程序升温碳化方法制备出性能优良、具有纳米网络结构的RF与CRF气凝胶；深入研究了反应物配比催化剂用量等条件对凝胶过程的影响，得到了较佳的RF凝胶制备条件(RF浓度应大于2%，R/C值取50～300)；初步研究了凝胶过程中的粘度、粒径变化情况，分析了催化剂用量影响凝胶中粒子尺度的原因，在实验上印证了凝胶生长遵循"聚增长"的理论；通过引入超声波改进了RF气凝胶的制备工艺，缩短了凝胶反应时间，提高了凝胶品质，并探讨了超声波促进RF凝胶反应作用的原因；首次用对苯二酚与间苯二酚复配制备了混合有机气凝胶，优化出复配比(对苯二酚含量为10%～40%)。2。

The anode structure of CI-LIGBT is optimized by numerical simulation, and it is pointed out that segmented p〓 anode region surrounded by n〓 anode region is the key to improve the ability of current limiting, and the more deeper the n〓 anode junction relative to the p〓 anode junction, the more powerful the ability of current limiting is. The affection of the breakdown voltage BV〓 of the reverse biased p〓n〓 junction and the sample resistance upon the latching current, the latching voltage and the on-state voltage have been studied, and it is indicated that the tradeoff between the on-state voltage and the latching characteristics is the excellentest when BV〓 is 1. 1V so that its on-state voltage can be just only 0.6V higher than conventional LIGBT. It is also found that this device is especially suit to high temperature environment. Based on X. B. Chen's surface voltage sustaining structure using optimized variational lateral doping and Ludikhuize's multiple floating rings structure, high voltage LIGBT and is studied in this paper.

通过数值模拟，优化了CI-LIGBT的阳极区结构，指出采用被n〓阳极区包围的单元状p〓阳极区是提高该器件限流能力的关键，而n〓阳极区结深相对p〓阳极区结深越大，器件的限流能力越强；分析了反偏p〓n〓结击穿电压BV〓和取样电阻对器件闩锁电压、闩锁电流和导通压降的影响，得出BV〓在1.1V时器件导通压降和抗闩锁能力间的折衷关系最优，其导通压降仅比普通LIGBT高0.6V；分析了温度对LIGBT闩锁性能的影响，表明CI-LIGBT即使在450K的高温下也不会闩锁，尤其适用于高温工作环境。

Subsequently, the optimized technology was successfully scaled up to 〓 pilot bioreactor scale by using the parameter simulation method. The scale-down strategy was applied to the 100〓 fermentation tank to ascertain that the determining factor which affects metabolic flux distribution reasonably had changed to the dissolved oxygen control. After resolution of the DO limitation, the optimized technology inhibited the shift on 100〓 production scale correspondingly, notable commercial returns was gained as a result.

随后基于过程参数拟合的方法成功地将抑制代谢流迁移的新工艺放大到12〓规模，并通过规模缩小证实了100 〓生产规模的发酵过程中限制代谢流合理分配的限制性因素已经发生了变化，此时DO的控制成为优化的前提，通过改善供氧条件之后优化的工艺在生产规模也成功的克服了代谢流的迁移，取得了显著的经济效益。

The 5＇coding region of its eDNA was optimized according to the codon bias of Pichia pastoris to make it secretively express in Pichia pastoris with higher performance. Two-step DNA synthsis was used to synthesize the eDNA sequence being optimized of ADTZ. OPT-ADTZ was connected with constitutive plasmid pGAPZaA to construct the reecombinant plasmid pNOA. pNOA was linearized and then transformed into Pichia pastoris GS115. Then codonoptimized ADTZ was constitutively and secretively expressed in Pichia pastoris.

为了使重组蛋白rADTZ能在毕氏酵母中高效分泌表达，根据毕氏酵母密码子的偏好性对rADTZ的5'末端的编码区域进行了优化，利用two-stepDNAsynthsis技术合成出ADTZ优化的基因序列OPT-ADTZ，并与组成型表达载体pGAPZaA连接，构建重组质粒pNOA，线性化pNOA后转化至毕氏酵母GS115中，实现了密码子优化的rADTZ组成型分泌表达。

Lanczos method is optimized in LDLT triangular decomposition 、 vector reorthogonalization and result judgement. At the same time a new method of result judgement is brought forward, and named mode compare method. The example proves the optimized results of the method.

在LDLT三角分解、向量重正交及丢根判断等步骤上，对Lanczos算法进行了多步优化，同时提出了新的丢根判断方法——模态比较法，并给出算例对优化效果进行了验证。

Finally a computer emulation is done on the optimized model, and assaying the optimized model according to the data from the emulation.

最后对优化后的减摇系统进行了计算机仿真，通过仿真得到的数据对建立的优化模型进行了分析。

With the analysis of the small gas distributed energy-supplying system, the criteria and method to conduct the optimized configuration and evaluation of energy supplying system are studied. And the influence of the factors such as the load calculation for the system design, the selection of the unit groups, and the establishment of the energy-storing facilities etc. on optimized configuration and operation of small gas distributed energy-supplying system is discussed emphatically. The completer benefit evaluation system is formed for the small gas distributed energy-supplying system. The corresponding evaluation software is developed.

通过对采用天然气的小型分布式供能系统的分析，研究了对该供能系统进行优化配置和评估的原则与方法；著重讨论了系统设计负荷的计算、机组的选择、蓄能装置的设置等因素对小型天然气分布式供能系统优化配置与运行的影响，并形成了一套相对完整的、对小型天然气分布式供能系统进行效益评估的体系，进而设计出了相应的评估软件。

Denitrify condition of strain Mc32 was optimized through orthogonal design experiment, and denitrogenation rate of post-optimized strain was 74 %. Several passages experiment indicated that genetic stability of the strain was better.

采用正交设计实验优化Mc32菌株的脱氮条件，优化后的菌株脱氮率达到74 %，多次传代实验表明该菌株遗传稳定性较好。

The Shenzhen Affiliated Hospital of South Medical University, Guangdong Shenzhen 518035）〔Abstract〕 Objective To explore the effects of traditional Chinese medicine ancient compound prescription Memory-Enhancing Decoction and optimized MED on memory improvement of dysmnesia animal, and verify the promotion of optimized MED on the expression of learning and memory molecular switch CREB gene.

目的：研究中药古方强记汤及天然脑活素对记忆障碍动物模型在记忆改善方面的作用效果；并运用转基因技术进一步验证天然脑活素对学习记忆分子开关 CREB 基因表达的促进作用。

Abstract〕 Objective To explore the effects of traditional Chinese medicine ancient compound prescription Memory-Enhancing Decoction and optimized MED on memory improvement of dysmnesia animal, and verify the promotion of optimized MED on the expression of learning and memory molecular switch CREB gene.

作者：吴正治李映红李明陈嫚茵杨敏目的：研究中药古方强记汤及天然脑活素对记忆障碍动物模型在记忆改善方面的作用效果；并运用转基因技术进一步验证天然脑活素对学习记忆分子开关 CREB 基因表达的促进作用。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。