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According to the characteristics of pinnoite in Dachaidan, a new technology of preparing boric acid with two-step sulfuric acid method was studied.
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摘要针对大柴旦柱硼镁石矿特点，对酸法制硼酸进行了工艺优化研究。 |
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According to the characteristics of the high precise GPS deformation monitoring, basing on the first period observation results of the monitoring network, the similar single-difference model of solving GPS monitor point deformation information at single e
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摘要根据高精度GPS变形监测的特点，以监测网的首期观测成果为基础，建立了单历元解算监测点变形量的似单差模型，讨论了接收机天线相位中心偏差的改正方法。 |
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According to the characteristics of the language of technology, the words of the language of technology are rationally classified, with the mathematics model for differentiating the parts of speech established.
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摘要根据机械制造工艺语言的特点，在机械制造工艺汉英自动翻译系统中，对汉语工艺语言的词语进行了合理地分类，并建立了词类判别的数学模型。 |
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According to the characteristics of the noise source, noise reduction structure was designed in outlet and inlet of cooling system respectively, it turned out spreader noise is decreased obviously.
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针对这些噪声源的特性采取相应的降噪措施，在进、排风口分别设计了消声结构，使摊铺机噪声明显降低。 |
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According to the characteristics of the series-base-isolation structure, the calculation formulas for the equivalent damp and equivalent stiffness of the structure were given, and the desirable equivalent damp could be obtained by rational design of multi
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根据串联基础隔震结构的特点，给出了该种隔震体系的等效阻尼、等效刚度的计算公式；将串联隔震支座设定为多个屈服剪力水平，得到了较好的等效阻尼。 |
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According to the characteristics of the structure and the loading of large rectangle aqueduct with longitudinal beams, we study the static structure calculation methods and compare the practical space method, the girder method and the solid 3-D FEM.
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摘要根据大型多纵梁矩形渡槽槽身结构及其受力特点，研究了其结构静力计算的方法，并对梁格法、三维实体单元有限元法和实用空间分析法进行了对比。 |
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According to the characteristics of the urban forest area, put forward the evaluate index system of the greenbelt sight aesthetic effect in the urban forest area.
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摘要对城市森林小区进行美学景观模糊评判是城市绿化建设的一个重要量化指标。 |
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According to the characteristics of the work condition is wretched and the signals are affected seriously by kinds of random noise etc., the data smoothing method is used in the pressure and flow signal processing, it reduces the effect of the random nois
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根据液压系统工作环境恶劣，各种随机干扰对检测信号影响大等特点，将数据平滑方法用于压力、流量信号检测数据处理中，有效地减小了各种随机噪声的影响，具有很好的效果。 |
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According to the characteristics of wire drawing machines, speed control is performed on the rounds of group and drawing line wheels for the tension control.
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依据拉丝机的工作特点对拉丝机定速轮组和收线轮进行速度控制从而达到张力控制的目的。 |
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According to the characters of the palynoflora, the Late Triassic palaeoecological, palaeoclimatic and palaeogeographic characters as well as the sedimentary environments in the region were discussed.
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根据孢粉植物群的特征探讨了该区晚三叠世古生态、古气候、古地理和沉积环境。 |
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According to the characters of the passenger flow distribution on traffic line after an operational delay, this paper establishes a model to compute the data of passenger transportation influenced by operational delay, and proposes some organization metho
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基于延误产生后的城市轨道交通线路上的客流分布特点建立模型，并提出了运行延误对客流输送影响的相关计算指标，通过实例分析，产生了一些对车站客流组织工作的相应建议。 |
