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In this paper, the basic design principles of experiment to determine seed storage behaviour and appropriate environments for seed storage were summarized.
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摘要简述了确定种子贮藏类型和适宜贮藏环境条件的基本实验设计思路。 |
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In this paper, the biodegradation of microcystins is reviewed including a discussion on microcystin - degrading bacteria, biodegradation pathway and its effect factors.
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从微囊藻毒素降解菌、降解途径和影响降解的因素三方面,对国内外微囊藻毒素生物降解的研究现状及发展趋势作一介绍。 |
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In this paper, the causes of noise para-normal in No4 air compressor station were analysed and eliminated. Good results have been achieved.
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摘要对空压站噪声超标的主要原因进行了分析，并进行了治理，取得了较好效果。 |
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In this paper, the cell basis for gene knock out. the construction of the vector for gene knock out and the screening of the embryonic stem cells where homologous recombination occured, the animal models made after gene knock out, gene knock out and gene
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从基因敲除的细胞基础、基因敲除载体的构建及发生同源重组干细胞的筛选、基因敲除动物模型的建立、基因敲除与基因拯救、国内基因敲除技术的研究现状等方面概括了基因敲除技术的研究进展和该技术目前存在的主要问题。 |
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In this paper, the centenary changes of the area in the Four-lake Area were studied by interpreting on the water resources map, relief map and images of remote sensing supported by GIS.
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在野外调查和历史文献分析的基础上，利用不同时期的水利图、地形图、遥感影像图作为基本信息源，在GIS技术支持下，提取湖泊面积信息，对四湖地区近百年湖泊水域变化进行了研究。 |
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In this paper, the challenge that diesel engines faces for meeting future emissions standards and the importance of the aftertreatment technology are presented.
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本文分析了目前柴油机面临的未来排放污染物标准的挑战以及后处理技术的必要性。 |
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In this paper, the characteristic and total design ideal of five-axis WEDM machine for PCD milling cutters were introduced.
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摘要介绍了五轴金刚石铣刀线切割机的特点和总体设计思想。 |
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In this paper, the characteristic of catalytic diesel particulate filter(CDPF) used for particulate matter trapped from diesel engine is introduced, the methods of catalytic regeneration are reviewed, and the present research of ceramic honeycomb carrier
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摘要介绍了柴油机微粒后处理催化捕集器特点，评述了过滤器催化再生方法，综述了蜂窝陶瓷载体涂层及催化剂活性组分研究现状。 |
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In this paper, the characteristics and selection of flat screen printing machine, rotary screen printing machine, stentering and heat setting dryer, open width washing machine were all introduced.
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摘要介绍平网和圆网印花机，以及拉幅、热定形、烘燥机和平幅水洗机的基本特性及其选择。 |
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In this paper, the characteristics and the causes of antidumping from other countries were studied, and the main measures against antidumping were brought forward.
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摘要本文分析了国外对我国出口商品实施反倾销的特点及原因，提出应对国外反倾销的主要措施。 |
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In this paper, the characteristics and types of interchange behavior are analyzed from interchange position, time, directions and the ways of passenger behavior.
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摘要从地铁换乘行为分析入手，分析地铁换乘车站内的换乘方向与换乘点、换乘方式、换乘时间等换乘行为特点，换乘行为类型。 |
