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Based on the fundamental solution of circular load in the interior of the layered half space, the second kind of Fredholm integral equation of the single pile in layered saturated viscoelastic soil is obtained.

为了求解该问题,首先利用层状饱和土的圆形载荷基本解,建立了时域内层状饱和土地基中单桩的积分方程。

First, it is theoretically proved that the correction velocity based on the hyperbolic equation increased along with the increased offset in horizontal layered medium and then the case of horizontal layered medium is analyzed.

首先从理论上证明水平层状介质中基于双曲方法的动校正速度随着炮检距的增大而增大;然后以水平层状介质为例进行了分析。

Through the analysis the work of constructive algorithm and nappe neural networks,the constructive algorithm for training nappe neural network ensembles is proposed.

在分析构造性神经网络集成和层状神经网络集成方法的基础上,提出了一种构造性层状神经网络集成方法。

The results showed when the mass fraction of DBDPO/Sb2O3 composite flame retardant was 8%,the flame retardacy of the system came up to UL94 V0;when the adding amounts of tougheners were the same,the toughening effects of tougheners were as follows:POE-MAH PET/montmorillonite ; Flame Retardation ; Glass Fiber Reinforcement ; Toughener ; Compounding ; Mechanical Properties

中国纺织科学院采用插层聚合法制备了PET/层状硅酸盐纳米工程塑料,并获国家专利[1]。利用PET/蒙脱土层状硅酸盐为基体树脂,通过添加玻纤、阻燃剂、增韧剂制备可在低模温下成型的PET/蒙脱土玻纤增强阻燃工程塑料,解

At first it analyzes the bedding rock slope"s bedded rock and its incontinuity face, and studies the stress, strain, stability"s condition of the bedding rock slope, fully considering the cohesive force of rock layer and incontinuity face.Geologic mechanics models of two types of bedding rock slope are set up, the instability coefficient of bedding rock slope under different mechanical parameters is computed, and the conclusion that the stability of bedding rock slope is relation to rock layerer, cohesive force of incontinuity face, inner friction angle and rock layer obliquity has been gotten.

本文首先对顺层边坡的层状岩体及其中的层理面和不连续面进行了分析,对其应力应变进行了研究,得出了顺层边坡的稳定性不仅与岩体中岩石的强度有关,还与岩体中层理面及不连续面的内聚力、内摩擦角及其倾角有关;论文建立了层理面和节理面的地质力学模型,讨论了其力学参数变化对边坡稳定性的影响,并在此基础上将层理面和节理面归纳为顺层边坡稳定性的结构面影响因素,同时讨论了影响顺层边坡稳定性的其他因素,从而得出顺层边坡稳定性的评价预测指标。

The results showed that the mixed cloud and stratiform cloud were the main objective cloud,and the operation efficiency of stratiform cloud was the highest(80.5%).

结果表明:聊城市高炮、火箭人工增雨的作业以混合云和层状云为主要目标云系,层状云作业效率最高,可达80.5%。

The bedded permeable layer supply oil is controlled by structural hights,the migration paths are usually the counter lines of vertical structures,and oil migrates towards the height of noze structure along the noze bridg.

层状渗透层供油受构造高点控制,运移路径一般为垂直构造等高线沿鼻状构造的鼻梁向构造高点运移。

Layered sodium silicates was modified by orthogonal test design and the optimal modifying condition was found.

运用正交试验设计对层状硅酸钠进行了改性,确定了最佳的改性条件,并对改性层状硅酸钠进行了表征。

According to investigation results of slippage damage between base course and surface course in semi-rigid base asphalt pavements , damage characteristics and causations are analyzed , preliminary countermeasures are put forward ; Based on elastic multi-layer theory with Bisar programme used as calculation tool , shearing strength between base course and surface course and its influencing factors and regulations are analyzed ; DLG-A testing instrument is self-developed , through contrast tests and orthogonal experiments , skidresistance ability between base course and surface course is researched under conditions of different base courses , surface courses , gradations , disposal measures and temperature conditions .

论文根据半刚性基层沥青路面基面层滑移病害的调查结果,分析了病害特征和原因,提出了初步对策;以弹性层状体系理论为基础,以Bisar程序为计算工具,分析了基面层间剪应力以及影响基面层间剪应力的因素和规律;自行开发了DLG-A路面材料剪切试验仪,通过对比试验和正交试验,研究了不同基层和面层类型和级配、层间处理措施以及温度条件下的基面层间抗剪切能力,在此基础上。

Thirdly, by con-utilaziont of many methods such as exploitation and geology, dynamic producing process monitoring, water invasion behavior, core analyis and numerical simulation, 10 kinds of reservoir scale remaining oil distribution pattern in the steam huff and puff super heavy crude oil reservoir was put forward. Also, remainling oil distribution in the sand bed scale and sublayer scale were pointed out.Fourthly, Microcosmic displacement experiment was conducted for hot water driving in 100℃and 120℃. and steam drive at 170℃condition. Microcosmic remaining oil distribution characteristics were summarized. Remaining oil microcosmic distribution by steam drive at 170℃is different from that at 100℃, 120℃hot water driving. After the steam drive, there are three types of remaining oil distribute regular pattern, whic is impacted by many affecting factors like pore configuration, wettability and interfacial tension.

分析了砂层组规模和小层规模的纵向和平面剩余油分布规律。4、通过微观驱替实验,研究了100℃和120℃的热水驱及170℃蒸汽驱条件下剩余油的微观分布形态。170℃条件下剩余油微观分布形态同时受孔隙结构、润湿性及界面张力多种因素的影响,主要有三种形式:在油、汽、水三相共存的孔隙中,剩余油分布于汽、水之间,为薄膜状和弯月状;在只有油、汽两相共存的孔隙中,大孔道中主要是蒸汽,剩余油在细小的孔喉和孔隙角隅处以段塞或不规则状态存在;由于高温水蒸汽对原油具有萃取作用,剩余油以一种细小的珠滴状存在于孔隙表面。

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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.

但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。