First of all, our generic abstract class must be implemented.

首先，我們的通用抽象類必須得到執(zhí)行。

Actually he did a great job in the area, and made him a leading artistic of the movement called abstract expressionism.

l 考生將首先聽到歷時60到90秒直接播放的毛片网站，大約在180到220字的一段聽力內(nèi)容黑人粗进入欧美视频。

If the number of sub-tree of XML is more and more, the value must be replaced by the abstracter conception.

使用概念層次樹的基本思想是：首先，一個屬性的較具體的值被該屬性和概念層次樹中的父概念所代替凹凸视频天堂不卡在线观看；然后女人高潮爱AA片一级视频，對XML中出現(xiàn)的相同子樹進行合并，如果XML中生成的子樹數(shù)目仍然很大色婷婷全国Av免费观看，那么用這個屬性的概念層次樹中更一般的父概念去替代三男一女av。

But in the process of performing, there exists some problems both abstractly and practically, waiting to be solved.

論文首先闡述了教育研究對中小學教師的意義，然后對蘇州市某中學的教育科研狀況進行了調(diào)查和分析黄页免费观看的视频在线观看。

By analyzing the spatial relations of urban road network, the abuttal relation between road sections is discussed.(2) By analyzing the cognition process for sign information, the design method based on spatial reasoning is established.

首先對城市道路網(wǎng)的空間關(guān)系進行了分析成年该看的免费视频，明確了路段鄰接關(guān)系的表達；然后通過對標志信息的認知分析1000部国产怕怕怕精品，探討了基于空間推理的道路信息標示設(shè)計方法十八岁禁止黄片，最后對方法的具體實現(xiàn)進行了說明。3欧美亚洲国产老妇人在线、基于標志性地物的指路標志設(shè)計方法研究亚洲色在线V。

Let us first look at the present abysmally horrifying hospital environment that our patients have to endure.

首先讓我們看看病人在醫(yī)院里所須忍受如煉獄般的環(huán)境。

The Book of Enoch was first discovered in Abyssinia in the year 1773 by a Scottish explorer named James Bruce. In 1821 The Book of Enoch was translated by Richard Laurence and published in a number of successive editions, culminating in the 1883 edition.

以諾書首先在1773年被一位叫詹姆斯布魯斯的蘇格蘭探險家發(fā)現(xiàn)于阿比西尼亞一级毛片久久中文字幕不卡。1821年玖玖在线黄色视频，以諾書被理查德勞倫斯翻譯，出版了數(shù)個連續(xù)的版本欧美黄片视屏，最后的是1883年的版本人人操人人干亚洲精品。

The results are presented and compared with the available results of other authors, which shows satisfying agreement. And a submerged body beneath the free surface in accelerated motion is considered; the numerical results of instant wave resistance and free surface elevation are presented and discussed.

對非定常線性興波問題的求解，第5章作為算法的驗證又黄又湿的网站，從較簡單的近自由面運動潛體的非定常興波問題入手欧洲A片视频在线观看，首先對無限水深近自由面潛體突然加速和漸近加速的非定常興波問題作了計算，給出了非定常興波波形和非定常興波阻力隨時間的變化曲線av网站在线免费，計算結(jié)果與其它文獻給出的結(jié)果進行了比較免费操逼漫画，其吻合程度令人滿意。

Firstly, the structure of the accelerometer is designed.

首先，對三明治結(jié)構(gòu)加速度傳感器進行了整體設(shè)計亚洲www日本。

Then,based on the gap acceptance theory and probability method,the capacity calculating method of minor stream is deduced on the condition of two vehicle streams,and theory model ...

首先分析了交叉口車流的運行特點a片试看一区二区；然后基于可插車間隙理論和概率論方法，給出兩股車流情況下次路車流通行能力的計算方法刺激影院免费网站在线观看，并對主路車流車頭時距服從M3分布次路車流的理論模型進行了推導欧美黄色免费观看网站；最后對整個交叉口的"沖突交通流-臨界間隙法"進行了分析。