1、

The simultaneous addition of H2O and SO2 to the mixed reaction gas caused a significant decrease of activity, which was attributed to the decrease in the chemisorption of NO on the catalyst in the presence of SO2 according to temperature-programmed desorption ( TPD) result.

将H2O和SO2同时加入反应混合气,引起NO还原活性较大幅度降低,结合程序升温脱附实验结果,认为可能是由于存在SO2时,Ag/Al2O3催化剂吸附NO的能力降低。

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2、

The optimization of the air-in filter acoustic performance by Helmholtz resonator based on calculation and experiment has effect on the decrease of pass-by noise.

基于这一研究结果,在计算和实验的基础上利用Helmholtz共振腔对空滤器的声学特性进行了改进,改进后的空滤器对降低车辆进气侧通过噪声有很好的作用。

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3、

This allows you to set your chat text to a color, bold, italics, underline; to increase or decrease font size; to insert a smiley; or to change the text background color on your chat text.

这允许您将聊天文本设置为彩色、粗体、斜体、带下划线,增加或减小字体大小,插入图释,或更改聊天文本上的文本背景颜色。

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4、

Significant effect of seed socking time up to 72 hours on germination of triploid watermelon was not found, however the decrease of germination percentage were observed in 96 hours after socking.

在0-72h之间,浸种时间对三倍体西瓜种子萌发无明显影响;浸种96h时种子发芽率略有降低。

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5、

The color of turquoise depends on the content ratio of CuO and Fe_2O_3 and the color changes from sky-blue to green with the decrease of the [ w ( CuO)/ w ( Fe_2O_3)] ratio.

绿松石的颜色主要由其中CuO和Fe2O3的含量比值变化决定,比值由大至小,实现了绿松石颜色由天蓝色到绿色的转变。

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6、

It is expectable that those products could decrease the environmental pollution produced from use of unbiodegradable materials and less depend on petroleum resource.

该产品在减少环境污染和对石油资源的依赖性方面有很好的应用前景。

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7、

Preoperative chemotherapy makes a lot of tumor cells necrosis, vases decrease and micro-thrombus of capillary vessel form to ensure the operation go on wheels, hemorrhage reduce and simultaneously restrain tumor growth, metastasis.

术前化疗可使大片肿瘤细胞坏浙江大学硕士学位论文死,血管减少,毛细血管微血栓形成,而保证手术顺利彻底,出血少,同时也抑制肿瘤的生长与转移。

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8、

For SOAP message is based on XML, it inherits the disadvantages of a deal of redundant information of XML, thus resulting in the decrease of service performance.

SOAP消息是以XML格式作为基础的,其因此也继承了XML具有大量冗余信息的缺点,从而将导致服务性能低下。

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9、

Although the addition of PTFE causes a decrease in notched impact strength of the blends, as compared to pure PA, the absorbed water has little effects on the notched impact strength of the blends.

两种共混物的冲击强度比纯PA明显降低,但是吸收水对两种共混物冲击强度的影响不显著。

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10、

Any increase or decrease in the population of one species may affect all other species on the tundra.

任何一个物种在数量上的增加或减少都会影响到冻土带上所有的其他物种。

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11、

There are different phenomena on valence decrease of vitamin A acetate in refined plant oil and cod-liver oil, and certain proportion of refined plant oil and antioxidant was added to the cod-liver oil to decelerate the valence descent of vitamin A acetate.

本文揭示了维生素A醋酸酯在精制植物油和鳕鱼肝油中效价下降幅度不一样的现象,采取鳕鱼肝油中添加一定比例的精制植物油和抗氧化剂,可减缓维生素A醋酸酯的效价下降。

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12、

Equiaxial prestrain will obviously decrease the forming limit on positive strain ratio zone, while it slightly improves the forming limit on negative strain ratio zone.

等双拉预应变将明显降低正应变比区的成形极限,对负应变比区的成形极限有所提高。

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13、

The company said on Sunday, the fourth day of the travel rush, 2.9 million passenger trips were expected to be made, a year-on-year decrease of 75 percent.

1月31日,春运进入第四天,全国铁路预计发送旅客290万人次,同比下降75%。

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14、

Because HLA-DR antigen on the monocytes plays an important role in delivering processed antigen from monocytes to T cells, we sug-gested that its decrease might be one of the important reasons for cell mediated immunity de-pression in leprosy patients, especially LL patients.

提示麻风,特别是LL病人对麻风杆菌缺乏特异的细胞免疫可能与病人单核细胞HLA-DR抗原表达减少,影响其向T细胞传递抗原关。

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15、

IR drop on power grid may decrease switching speed and noise immunity of the circuits.

集成电路中的所有器件都是通过电源网格得到其需的供电电压的。

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16、
17、

The pin on disk tests indicated that the friction coefficient and the wear resistance decrease by 70% and 98%, respectively.

摩擦磨损实验进一步表明,注入后钢的摩擦系数降低70%,磨损率降低98%。

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18、
19、

RESULTS: ① The increase of height of gingival wall could decrease the stress of adamantine layer ( 0.1-0.27 MPa), which had no significant effect on dentin.

结果:①龈壁高度的增加,使牙釉质应力减少(0.1~0.27MPa),对牙本质无明显影响。

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20、

The heat-exchange calculation and analysis of corrosion was studied based on a corking furnace, whose producing capability was 1 200 kt/ a. Some countermeasures to avoid corrosion were put forward: ① to improve the process temperature of sulfur removal and decrease the content of H_2S;

以某石化公司120万t/a焦化加热炉为例进行了换热计算和腐蚀原因分析,提出了以下改进方法:①提高脱硫工艺温度,降低燃料中的H2S含量;

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