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- The viscosity reduction rate is over 85% at 240℃, 24hr, with catalyst accounting for 0.2% and toluene for 0.1%. 与助剂甲苯复配，进行了稠油化学降黏的强化实验。
- Risk evaluation technology of loss(yield reduction rate)caused by disasters, indices and methods taken to reduce risk. 致灾损失(减产率)的风险评估技术,致灾指标的风险评估技术,减灾措施降低灾害风险的评估技术。
- This system is low usage volume,low cost, high viscosity reduction rate,highly adaptable and stable. 该体系具有用量少、成本低、降粘率高、适应性强、稳定性好等优点。
- However, mice immunized with SRP or SRP+ SWA failed to exhibit higher worm reduction rate than mice immunized with SWA. 结果 : 用SRP 或SRP+SWA 免疫小鼠均产生较高滴度的特异性抗体, 然而均未能诱导比SWA 组小鼠高的减虫率。
- More air intensive aeration can alleviate the membrane fouling and slow down the reduction rate of membr... 较大的曝气量可减轻膜的污染程度并减缓膜通量的下降速度。
- The reduction rate of ferric oxide powder and specific surface area of superfine iron powder were measured, compared and analyzed. 研究表明纳米氧化铁粉活性高,还原温度低,可获得微细铁粉;测量了各个温度和时间下反应的还原率和所得粉末的比表面积,并进行了比较和分析。
- The SCR reactors are designed to accommodate sufficient catalyst to achieve guaranteed NOx reduction rate and ammonia slip. SCR反应器的设计是为了供给足够的催化剂来保证NOx还原率和氨的逃逸率。
- In the absence of catalyst, but the reduction rate of copper is low,and the effect of C/Cu2S ratio is obvious and that of CaO/Cu2S ratio is very small. 在未加催化剂情况下，铜还原率低，C/Cu2S的作用明显，CaO/Cu2S的影响甚微；
- While in mice vaccinated in-tranasally with rSj F1 and chitosan adjuvant, the worm reduction rate was 25.74% and the egg reduction rate was 44.04% . rSjF1以壳聚糖作佐剂经滴鼻免疫获得了25.;74%25的减虫率和44
- The reduction rate of ferric oxide powder and specific surface area of superfine iron powder were measured,compared and analyzed. 测量了各个温度和时间下反应的还原率和所得粉末的比表面积,并进行了比较和分析。
- Only reduction rate reached a certain value and KS>1 can rolling be stable process and good rolled surface quality be obtained. 因此，只有当压下率达到一定值后，KS>1，才能实现稳定轧制并获得优异的轧后板面质量。
- So the higher DWI volumetric tumor reduction rate is more inclined to have negative nodes in rectal cancer with preoperative chemoradiotherapy. 直肠癌术前放化疗过程的不同时间点体积变化无法准确提示肿瘤是否降期。
- Increased reaction time, smaller coal particle size and increased reburn fuel fraction lead to higher NO reduction rate. 所以,在使煤粉成为超细粉的基础上,利用低挥发分烟煤作为再燃燃料是具有可行性的。
- The winglet type of vortex generators used in elliptic tube exhibit the best performances of area reduction rate at higher velocity applications. 矩形翼对波浪型涡漩产生器的热传性能较低于环状波浪型涡漩产生器，压降也较高，不过由于热传性能提升的幅度较压降增加率高，故面积缩率能随著流速的增加而提高。
- In this paper, fluidizing pre-oxidized is studied for accelerating reduction rate of Da Bie Shan magnetite in two-stage smelting reduction. 在二步熔融还原中,为探索提高大别山区磁铁矿还原反应速度,研究了流态化预氧化处理问题。
- In administrated group against re-infection,worm reduction rate was 52.6%,the female worm reduction rate was 54.3% and egg reduction rate in liver was 96.9%. 在抗再感染组;减虫率52.;6%25;减雌率54 3%25;肝减卵率96
- Chemical composition has a negligible effect on the reduction rate in pellets,but it has a promoting or inhibiting effect on the melting by changing the slag composition. 化学成分对还原速率影响不明显,但是通过改变渣的组成可对渣铁熔分起促进或抑制作用。
- Micronaire value, weight reduction rate and K/S value of the fiber were measured, and its morphological change along longitudinal section was observed by SEM. 测试了纤维的马克隆值、减量率和K/S值，并用SEM观测了纤维纵向的形态变化。
- At this rate we won't be able to afford a holiday. 照这样下去，我们不会有时间／钱去度假的。
