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Consisting of the protracting graph of hydrogen-like atom"s angle distributing, computer simulation of the symmetry of molecular orbital and chemical reaction mechanism, showing the molecular point group and symmetry element, computer simulation of molecular vibration, Bravias"s crystal lattice and their transforming, extracting of plane periodic lattice, extracting of solid periodic lattice, close packing of isometrical pellet and the structure of simple mental substance, close packing of unequal pellet and crystal structure of representative ionic crystal, Computer Simulation of Phase Analysis by X-ray Diffraction.

内容包括类氢原子角度分布图的绘制，分子轨道对称性和反应机理的微机模拟，分子点群和对称元素显示，分子振动运动的微机模拟，布拉维晶格和晶格转化，平面点阵抽取，立体点阵抽取，等径网球的密堆积和金属单质结构，不等径圆球密堆积和典型离子晶体结构，X射线多晶衍射的微机模拟十个子模块。

It introduces the process of getting ultra-short pulse using a gain switched quantum well DFB laster as signal pulse source,the method of obtaining OTDM signal and extracting short pulse through the technique of extracting light-pulse which apply to high-speed OTDM system.

介绍了采用掺铒光纤放大器获得超短脉冲；利用方程差微调法获得光时分复用信号和易于实现动态色散补偿的啁啾光纤光栅实现色散补偿，以及通过适于高速光时分复用系统的光时钟提取技术提取时钟脉冲等内容。

The invention discloses a method for extracting linseed oil, in particular a method for extracting linseed oil assisted by ultrasonic.

本发明公开了一种提取亚麻油的方法，特别是一种超声波辅助提取亚麻油的方法。

The compound of the invention is produced by drying 5Kg of malaytea scurfpea fruit seeds, and cold soaing and extracting for four times by 70% industrial alcohol, decompressing and concentrating lixivium to obtain alcohol extract, mixing by adding a right amount of water and extracting by using Sherwood oil and ethyl acetate.

本发明化合物是干燥补骨脂种子5Kg，用70％工业乙醇冷浸提取四次，浸出液减压浓缩得乙醇提取物，加适量水混溶，依次用石油醚、乙酸乙酯萃取。

The optimum conditions for the extraction of the dry medlars were: Solid and water ration was 1:15, extracting time was 4 hours, extracting temperature was 70℃.

干枸杞理想的浸出工艺条件为枸杞与水的比率1∶15，浸出时间4h，浸出温度70℃。

By extracting the total flavonoids from Water Hyacinth with the two different methods of extraction and ultrasonic and taking Ethanol as menstruum the two extracting methods were compared;The activity of anti-oxygen of flavonoids extract was also studied.

以乙醇为溶剂，采用浸提法和超声波法提取凤眼莲总黄酮，通过单因素实验比较两种提取方法；并对黄酮提取物的抗氧化性进行了研究。

Effects on sample to water, extracting temperature and extracting time for the polysaccharide yield, mucosity and surface tension were observed in normal extraction.

超声提取能提高PSK的得率，缩短提取时间，降低提取液的粘度和表面张力，有利于降低多糖浓度极化对分离纯化过程的阻力，提高处理量。

With the yield of volatile oil as indexes, and water volume, soaking time and extracting time as factors, the optimal extracting condition for volatile oil from Radix Angelicae Sinensis, Olibanum, Olibanum, Radix Curcumae, Rhizoma Cyperi and Radix Bupleuri was investigated.

以加水量、浸泡时间、提取时间作为考察因素，以挥发油收率为考察指标，优选当归、乳香、没药、郁金、香附、柴胡中的挥发油提取工艺。

For the pitch misgrouping problem caused by no voicing decision in Meddis'pitch extracting method for concurrent speech signals, referring to voicing decision for single speech signal, basing on the analysis of the voicing charater of concurrent speech signals, we present a voicing decision method in pitch extracting for concurrent speech signals. Double periodic degree and frequencies group's distribution degree are introduced for voicing decision of concurrent speech signals.

针对Meddis的基于听觉心理生理的混叠语音基频提取算法中不分清浊音所导致的语音基频错判问题，借鉴了单语音清浊音判断的方法，基于对混叠语音的清浊性能的分析，提出了混叠语音基频提取中的清浊音判断算法，提出了判断混叠语音周期性的双周期度及判断频带组周期性的分布度两个指标，用于混叠语音基频提取中的清浊音判断。

In relation to the feature extracting, the first step is to extract the "simple" surfaces such as planes, natural quadric surfaces and tori. Planes considered as degenerated quadric surfaces, the quadric surface feature extracting should be more important in RE.

而在点云的特征提取中，首先提取的是包括平面、自然二次曲面(包括球面、圆柱面、圆锥面)和圆环面的"简单"曲面，我们认为平面是一种退化了的二次曲面，因此研究二次曲面特征的提取是其中首要的课题。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。