Based on the experience of compiling the program, the paper discussed some topics which should been taken note of while compiling a plane member structure FEM program that took the geometric nonlinearity into account as well as the material nonlinearity. With this program, the paper analyzed the effect of the factors on the anti-bending capability of externally prestressed concrete beams and come into some useful conclusions. The factors included: the rate of ordinary steel bars, the initial prestress of the external tendons, the shape of the external tendons, the position and number of deviators and the number of segments.

結(jié)合編程實(shí)踐，本文討論了編寫考慮幾何非線性和材料非線性的平面桿系有限元程序應(yīng)該注意的一些問題，并應(yīng)用所編的程序亚洲91网视频在线播放，對體外預(yù)應(yīng)力混凝土梁的抗彎性能進(jìn)行了普通鋼筋配筋率免費看男女高潮又猛又爽、體外索的初始張拉力超碰在人人操、體外索的配筋形式作爱综合、轉(zhuǎn)向塊的布置和節(jié)段的數(shù)目等五個(gè)影響因素的分析，得出了一些有益的結(jié)論国产农村老熟女国产老熟女。

Just like the magic in the Arabic legends, golden sands flow from the Jar, fall into the earth and come into fauteuils one by one. Imagination and floating melody are to provide us a comfortable and easy space.

仿佛是一千零一夜中的魔術(shù)日本中文在线中文幕，金色的沙子從罐子中流淌出來，再從地上生長起來奇米777米奇影888视狠狠，變成一個(gè)個(gè)童話般的生態(tài)座椅国产操老逼视频，藝術(shù)的想象、跳躍的節(jié)奏構(gòu)成了夢幻般的休憩場所欧美黑人粗暴多交。

I was confused of the choice between the scientist and engineer, before I came into the Lab, my senior fellow apprentice told me directly that , when you come into the lab, you bound to be an engineer.

終于找到自己的導(dǎo)師黄片免费看3区，卻也發(fā)現(xiàn)，在這個(gè)研究生部落里国产精品黄色视频，你根本見不到導(dǎo)師曰韩视频第一页。在諾大的校園里，與你打交道的免费看操逼黄片av，不是實(shí)驗(yàn)室里的人亚洲欧美啊啊啊啊久久久，好友都在實(shí)驗(yàn)室之外。

Come into being: appear 出現(xiàn);產(chǎn)生 Before the railway came into being, a four-horse coach was a popular means of transportation.

在鐵路出現(xiàn)之前亚洲一区二区视频在线免费视频，四匹馬拉的馬車是流行的交通工具欧美操屄。

Various studies have shown that children growing up with older siblings, who bring germs into the house, or on farms, where they come into daily contact with animals, muck and unpasteurised milk, are less likely to develop hay fever or asthma, though the scientific evidence is not conclusive.

各種各樣的研究顯示孩子和他們子弟長大的環(huán)境中將細(xì)菌帶進(jìn)房子，或者在農(nóng)場接觸動物在线观看国产美乳视频，淤泥或者未經(jīng)巴氏消毒的牛奶外国熟妇性交，都不太容易患有干草熱或者哮喘，盡管科學(xué)還沒有最終定論国产精品亚韩精品无码a在线观看。

The S entering into pellet with concentrate is pyrite, with coal powder are iron sulfide, sulphate and organic sulphur, when reducing, S existing in pyrite, iron sulfide and organic sulfur come into gas phase, then been absorbed by fresh Fe and liberate out of pellet, combined with CaO existing in outside of the pellet to form CaS finally, sulphate will remain in DRI.

當(dāng)還原溫度高于在鐵碳相圖中的最低液相線溫度1147~1153℃時(shí)免费看黄网址国产精品，滲碳作用導(dǎo)致DRI外殼熔化，這層致密的熔融外殼起到熱態(tài)直接還原鐵的防氧化作用国产精品熟女露脸对白视频。低于這個(gè)溫度將有助于還原和脫硫九九草在线乱码av。

Behold, when we come into the land, you shall tie this scarlet cord in the window through which you let us down, and you shall gather into your house your father and mother, your brothers, and all your father's household.

我們來到這地的時(shí)候，你要把這條朱紅線繩系在縋我們下去的窗戶上久久久久久蜜精品精品免费，并要使你的父母日韩视频精品第一页在线观看网站、弟兄，和你父的全家都聚集在你家中性欧美专区。

Then, when you come into contact with a baby, the baby comes into contact with those toxins.

然后，當(dāng)你接觸孩子時(shí)嗷嗷喷水，孩子就會接觸到那些毒素免费黄色黄站。

Then, when you come into contact with a baby, the baby comes into contact with those toxins.

然后，當(dāng)你和寶貝親密接觸時(shí)你的寶貝也就和毒素接觸了。

Main control circuit adopts electric controlled to exchange electronic switch technology and passing zero detection techniqueing advanced electronic device, which realize to pass zero level and smooth to its cutting ,shuting floodgate and bludgoning into , no over voltage when operating it , there is no electric arc to fire again to shove to have to throw condenser bank, condenser need is it can come into operation again to discharge, its cutting restriction of number of times to throw.

主控制電路采用電力電子器件可控交流電子開關(guān)技術(shù)和先進(jìn)的過零檢測技術(shù)国产无套视频在线观看AA在线，實(shí)現(xiàn)電容器組的過零平滑投切五月婷婷超碰在线、無合閘涌流沖擊、無操作過電壓咬美女奶子舔她的逼视频、無電弧重燃国产高清一级做a爱在线观看，電容器無需放電即可重新投入使用，并且不受投切次數(shù)的限制18岁观看网站。