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The synthesis of poly (lactic acid) is mainly described and so is that of polyesters from renewable natural resources.
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其中，对脂肪族聚酯－聚乳酸的缩聚合成，以及可再生资源用于聚酯的合成进行了重点介绍。 |
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The synthesis technology of various liquid rubbers with different active group terminated, such as hydroxyl-terminated, carboxyl-terminated, isocyanate-terminated, ami-no-terminated, mercaptan-terminated and various main chains like polybutadiene, polyure
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摘要综述了端羟基、端羧基、端异氰酸酯基、端氨基、端巯基等活性端基，以及聚丁二烯、聚氨酯、聚苯乙烯等不同主链结构的液体橡胶的合成技术。 |
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The synthesis, determination methods, dissolving and degradation property of ionic liquids and their applications in separation were summarized in this paper.
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介绍了离子液体的历史发展、种类，论述了离子液体在化学反应、分离之程、电化学、高分子离子液体及其他领域中的应用。 |
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The synthesising mind “takes information from disparate sources...and puts it together in ways that make sense to the synthesiser and also other persons...the capacity to synthesise becomes ever more crucial as information continues to mount at dizzying r
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综合头脑“从各种不同的消息源提取信息……并按照对总结者和其他人有意义的方式，将它们整合起来……随着信息量以令人眼花缭乱的速度激增，综合能力变得日益至关重要了”。 |
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The synthesized compounds ot polymers were added into commerical epoxy resins to form UV adhesives with turnable refraction index.
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本技术目前开发者为UV硬化系统，已实际应用于光通讯元件之前段接合评估。 |
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The synthesized materials were characterized by transmission electron micrograph (TEM), ultraviolet-visible absorption spectra (UVVis) and fluorescence spectra (FS).
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并依照此方法制备出复合材料，观测了其显微结构，测量了其紫外－可见光吸收，研究了该超分子结构复合体系的荧光特性。 |
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The synthetic analysis of the faunal compositions at the genus and family level indicated that the Scarabaeoidea fauna of this region had the following characteristics: the Oriental composition was abundant, the Palaearctic composition was less abundant,
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综合分析上述结果可知，白龙江林区金龟总科属、科的区系分布特点为：东洋界成分相对较多，古北界成分最少，以古北、东洋界共有成分为主。 |
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The synthetic assessment results were achieved and classified to four des, the results indicated that the eco-environmental quality of in this area was in medium, the area of Class Ⅰ, Class Ⅱ and Class Ⅲ respectively occupied 2.45%, 50.14% and 42.65% of t
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根据评价结果将生态环境质量分为4级，分级结果显示：大庆市生态环境质量以Ⅱ等和Ⅲ等为主，分别占总面积的50.14%和42.65%，而Ⅰ等和Ⅳ等则分别占总面积的2.45%和4.76%。 |
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The synthetic composition give absolutely no dimension to the picture, being satisfied in just awkwardly support it, while the picture is already emotionally clear.
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谱曲的旋律并没有度量出电影画面之间的帧格，只是勉强的支持着画面，而画面却已经是把人物感情清晰完整的表达出来。 |
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The synthetic effect of the meteorological factors, such as temperature, moisture and atmospheric pressure on the urban environment are considered.
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摘要综合考虑了温度、湿度、气压等气象要素对城市环境的影响，提出了新的统计参数－“温湿能”和“能岛”的概念，并分析其时空变化规律。 |
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The synthetic experimentation of testing and calculating design depth in conveyance canal combine the knowledge of irrigation and drainage engineering and hydraulics.During the experimentation,through experiment data testing,analysis,calculating and watch
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输水渠道横断面设计水深测试及计算实验结合“灌溉排水工程学”及“水力学”等学科的知识,在实验过程中,通过对实验数据的测试、分析及计算和渠道模型实物的观摩,加深了对渠道设计原理的理解,与课堂上的理论教学起到了良好的互动作用。 |
