Based upon the experimental results, including threshold values under static loading,the effects of alternating loading and room temperature creep,as well as metallographic observations of the fractography,it is concluded that notwithstanding stress corrosion or corrosion fatigue in aqua ammoniae,or fatigue in air,the cracks always initiate at the site subject to maximum normal stress(θ=-110°)along the notched surface,and then propagate along the maximum shear stress direction from that site(α=-35°).

由門檻值的測(cè)量色色色视频成年网站、交變載荷的作用一级A片夜夜爽、室溫蠕變的影響、斷裂過程的金相觀察及斷口形貌等結(jié)果黄页网站激情视频，可以確認(rèn)四房色播综合网；黃銅不論是在氨水中應(yīng)力腐蝕或腐蝕疲勞，還是在空氣中疲勞www.久久艹，裂紋都從Ⅱ型缺口試樣的最大正應(yīng)力處(0=-110°)萌生国产欧美综合在线一区二区91，并沿該處的最大剪應(yīng)力方向(α=-35°)擴(kuò)展。

Experimental research on the vibration of single slab and multi ones set in the arch ring is carried out in the first time. Slab vibration divisions along the water flow are proposed and their lists are determined. Laws of vibration distribution along water flow, across the arch ring, in time zone and frequency one are established. The most dangerous condition to slab's stability is obtained by comparing slab vibration in the different downstream depth.

首次對(duì)反拱水墊塘拱圈彈性單www.193yw.com、多底板塊的振動(dòng)特性進(jìn)行了試驗(yàn)研究爱操在线视频精品，提出了拱圈底板塊沿流程的振動(dòng)分區(qū)中国xxxx6，給出了各振動(dòng)區(qū)的界限，得到拱圈單狼友网址永久入口、多底板塊振動(dòng)特征值沿流程及沿拱圈的分布規(guī)律高清Av在线中文字幕不卡，底板塊振動(dòng)的時(shí)域和頻域特性，對(duì)不同下游水位的振動(dòng)特性進(jìn)行了比較美女十八黄，給出了對(duì)拱圈底板塊的穩(wěn)定最不利的條件国产亚洲精品va高清91妓院。

According to the characteristics of huge underground openings and the layered rock mass, the author finds that the rock mass of side wall along the dip direction is easy to slide along bed plane and the rock mass of side wall athwart the dip direction is easy to bend. The possible geological problems of excavating underground openings in layered rock mass are analyzed, some corresponding countermeasures are also put forward.

結(jié)合巨型地下洞室群工程及陡傾角層狀巖體的特點(diǎn)，通過分析得出陡傾角層狀巖體中大型地下洞室順傾向側(cè)高邊墻巖體易于順層滑動(dòng)欧美在线中文字幕日韩精品、反傾向側(cè)高邊墻巖體易于傾倒彎折變形破壞的特點(diǎn)亚洲精品日韩手机专区第一页，并提出了圍巖穩(wěn)定可能面臨的工程地質(zhì)問題，以及可供采用的對(duì)策技術(shù)为爱搞点激情在线网站。

The invention teaches a printer that maintains a gap, between a carrier belt and a printing head that extends for a long distance in a delivery direction of the carrier belt, uniform along the delivery direction, and increases or decreases the uniform gap along the delivery direction.

本發(fā)明提出一種打印機(jī)a网观看，它保持輸送皮帶與在輸送皮帶的輸送方向上延伸較長(zhǎng)距離的打印頭之間的間隙沿著輸送方向均勻一致，并且增加或減小沿著輸送方向的均勻間隙日韩精品一区二区在线观看网址。

And since it is quicker and safer to travel along better-known routes, I shall set out only along that of our own language, leaving the others aside; for what can be seen to be a reason in one case can be assumed to be the cause in others.

遵循既有的線路既快捷又安全在线视频看ab91，因此我將只探討我們自己的語(yǔ)言，而放棄別的語(yǔ)言欧美日本一区二区三区；因?yàn)樵谝环N情況下成立的理由在另一種情況下也應(yīng)該是合乎情理的国产呦精品免费视频。

Along with the 129 cellphones, 10 CD players and two iPods were confiscated, along with a box cutter and a knife that was left in a trash can.

教育部官員說，警察昨天已經(jīng)在白克林的社會(huì)公正中學(xué)進(jìn)行了隨機(jī)掃描檢查18jizz。

When the digitalsignal carries on the long distance transmission, the high frequencycomponent weaken increases along with the distance increases, theelectric cable median line also advances to the betweenelectromagnetic radiation along with the frequency intensifies, thusthe clipped wave transmitting range and the transmission quality,simultaneously in the channel often also exists separates the directcurrent electric capacity and the coupling transformer, they cannottransmit the direct component and have a bigger weaken to the lowfrequency component, therefore high frequency and low frequency arepartial regarding the common channel is limited.

當(dāng)數(shù)字信號(hào)進(jìn)行長(zhǎng)距離傳輸時(shí)超碰91自拍，高頻分量的衰減隨距離的增大而增大，電纜中線對(duì)之間的電磁輻射也隨著頻率的增高而加劇把女人弄到爽特黄a大片，從而限制信號(hào)的傳輸距離和傳輸質(zhì)量一级黄色站，同時(shí)信道中往往還存在隔直流電容和耦合變壓器，他們不能傳輸直流分量及對(duì)低頻分量有較大的衰減久久久久久精品免费福利，因此對(duì)于一般信道高頻和低頻部分均是受限的色哟哟精品网站在线观看。

The path along the cliff costs 10/, this is indeed the path along the cliff is not easy to repair, Xian Yao, windy day, I am really afraid to scratch it.

道路沿線的懸崖成本10 /，這確實(shí)是道路沿線的懸崖是不容易的修復(fù)啪啪精品，冼邀就要色无码国产，大風(fēng)的一天，我真的很害怕從零開始它欧美妇乱子A片免费。

From the beach directly on the wood path along the cliff, along the coast to take a turn in Qingdao in eastern coastline, or beautiful, of course, is to own experience.

從海水浴場(chǎng)直接上木棧道特黄非常黄视频网站一区二区三区，沿著海邊往東部轉(zhuǎn)一轉(zhuǎn)青島的海岸線，還是很美的新午夜影院，當(dāng)然還是要自己體會(huì)黄网站免费观看。

East along the wood has been walking the path along the cliff, is the third beach, has been going East is the eastern part of Qingdao, Qingdao is now the most prosperous areas, there are 54 squares, Music Square (in fact I do not think that here with the tourism value, artificial nothing to look at things), but with the modern United States.

順著木棧道一直往東走，就是第三海水浴場(chǎng)日韩久久无码视频，一直東走就是青島東部香蕉视频,依依五月天，現(xiàn)在青島最繁華的地方亚洲老年黄色毛片，有五四廣場(chǎng)，音樂廣場(chǎng)（其實(shí)我不認(rèn)為這里具有旅游價(jià)值色欲影院www色欲影院，人工的東西沒什么可看的）九九精品视频免费在线观看，但具有的是現(xiàn)代的美。