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In this paper, the progress of isolated microspore culture was reviewed: the major factors affecting regeneration; the methods of reduplication; the major factors affecting the formation of embryo, for example, experimental material, culture medium, raise
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通过对影响大白菜游离小孢子胚胎发生的主要因素－材料基因型、供体母株生长状态、小孢子发育时期、培养方法、培养条件和影响植株再生频率的因素以及小孢子植株的加倍方法等进行了综述。 |
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In this paper, the progresses on preparation of core-shell materials as well as the trend of composite technology were introduced.
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作者介绍了目前以无机纳米粒子为芯核的核壳材料的制备现状，以及复合技术的发展趋势。 |
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In this paper, the properties of fluid-modified epoxy resin containing different thinners, ethylamine anti plasticizer were tested and the effect of fluid-modified epoxy resin in repairing concrete crack through embedded pipe was compared with that of con
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测试了不同稀释剂、固化剂及增韧剂综合改性的环氧树脂多组配方灌浆液的性能，对通过预埋玻璃管模拟灌浆修补混凝土裂缝的效果与通过缝面灌浆修补混凝土裂缝的效果进行了比较。 |
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In this paper, the quantization of dissipative mesoscopic circuit with coupled inducotors is given and higher-order puantum fluctuation of the charge and curret are obtained.
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摘要给出耗散电感耦合电路的量子化，在此基础上研究电荷及电流在能量本征态下的高阶量子涨落。 |
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In this paper, the recent development of the studies on high molecular weight polyferrocenophanes was reviewed.
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摘要综述了近年来国内外高分子量聚二茂铁衍生物的研究进展。 |
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In this paper, the reinforcement method with steel plate adhering to a real queen-post girder in bridge was analyzed by using the space entity simulation model, and the effect was validated by load test on site.
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摘要针对某座桥梁下部结构盖梁采用粘钢法进行加固，对其加固效果采用有限元模型进行仿真分析计算，并通过现场荷载试验进行验证。 |
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In this paper, the renovation of rail base slope at the curve track of Guangzhou Metro Line 1 is introduced, the author explains the causes of the hurt within rail base slope, and discusses some practical solutions which are proved successful.
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摘要介绍了广州地铁l号线曲线内轨轨底坡的设置情况，简述了由于钢轨轨底坡设置不合理而引起的危害，并结合地铁的实际情况，提出了调整轨下垫板坡度的解决办法，取得了良好的实际效果。 |
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In this paper, the research advance in diagnosis of crop water deficit is summarized from the aspects of soil index, meteorology index and crop index, the advantages and disadvantages of different methods are discussed, and the problems faced in the study
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本文从土壤指标、气象指标和作物指标角度综述了作物水分亏缺诊断的研究进展，讨论了各种方法指标的利弊，并从应用研究角度分析了应用尺度存在的问题。 |
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In this paper, the research development of FCC catalysts for producing more diesel and the influence of support, zeolite and additive was were discussed.
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介绍了目前催化裂化多产柴油催化剂的研究现状，对载体、分子筛和助剂对多产柴油的影响进行了考察。 |
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In this paper, the research of using information system in area control survey has been discussed and relevant software-engineering technology has been introduced.
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摘要论述区域控制测量信息系统的研制工作，其重点是介绍与区域控制测量信息系统有关的软件工程方法。 |
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In this paper, the research progress of curdlan's characterization and its application areas including food, medicament, chemical industry and architecture are reviewed, and the application prospect of curdlan in China and foreign countries has been also
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对凝胶多糖的性质及其在食品、医药、农业、化工、建筑等领域的研究进展进行了介绍，并展望其在国内外的应用前景。 |
