查询词典 And Then

He has been active in describing and interpreting distance education since 1965 for purely academic reasons, first at the Educational Centre inBerlin, then at the German Institute for Distance Education Research and then as Professor of Didactics in Berlin.

自1965年起，彼得斯教授先后在柏林教育中心、德国远程教育研究所工作，1975年至1985年，在德国哈根远程教育大学担任首任副校长，在此之后，他专门从事远程教育研究工作。

The paper firstly introduces several ways of designing the system,then the principle of digital recording, and then the main architecture of the system and the devising of the hardware and software.

本文首先介绍了实现嵌入式录音的几种技术，然后介绍了数字录音的原理，在这之后进行了系统的总体结构设计和详细的软硬件设计，给出了系统调试过程和实验结果。

In order to meet the required simulation precision and meet the real-time simulation in ballistic simulation calculation,this paper analyzes the selection method of the simulation step,and then introduces variable step integration methods in Runge-Kutta to Adams and educes Adams variable step integral formulas,and then put forwards a method by seeking zero of condition function in discontinuous nonlinear system of the ballistic simulation.

在弹道仿真计算中，为了既达到要求的仿真精度又能满足实时仿真，分析了仿真步长的选择方法，然后在龙格－库塔转阿当姆斯法中引入变步长积分方法，推导了阿当姆斯变步长积分公式，同时对弹道仿真中的间断非线性系统提出条件函数求零的方法来解算弹道。

Then,in the bovine serum albumin buffer solution containing disodium hydrogen phosphate and citric acid,ferrite/polyacrylamide was added with crosslinker glutaraldehyde and then be enwrapped by BSA.

首先在反相微乳液体系中制备出Fe3O4/PAM磁性微球；然后在牛白蛋白的磷酸氢二钠-柠檬酸缓冲溶液中，以戊二醛为交联剂，加入Fe3O4/PAM微球，使蛋白质特异性吸附在微球上。

I pulled down a dampproof mat, help Die Diu and Hong Se to lie down on it, and got sleep bags to cover them, and then I let Ou Yang who was responsible for taking photos to take photos for collapsed ladies in our team, and then encouraged them, Ou Yang thumbed while he was taking photos for us.

我放了一张防潮垫，扶丢丢和乌托邦躺了上去，并拿了睡袋给他们盖上，后来我喊摄影的欧阳，让欧阳来拍拍我们队美女比赛后虚脱的样子，再给他们一些鼓励，欧阳边拍边冲我们树起了大拇指。

We use the Taylor series expansion method to get the second-order approximate expression of the confidence region of the parameters, and then according to the principle of minimizing the volume of the confidence region, this paper carries out experimental design for the regression model, and then fixes the point range in the domain of definition of design variable for the model function so as to select the designing point, which can minimize the volume of the confidence region.

文章首先计算指数族非线性模型的回归参数β在1-α置信水平下的置信域的体积，为了便于计算，需把置信域投影到切空间中去，投影后的置信域是一个椭球体，用Taylor展开方法对此椭球体的体积进行二阶近似，推出原参数置信域的体积的近似表达式，然后对回归模型进行试验设计，根据置信域体积最小准则，在模型函数的设计变量的定义域上确定点列，选取使置信域体积达到最小的设计点。

Safety belts can be placed in warm water, rubbing gently with soapy water, rinse and then drift net, and then dry.

安全带可放入温水中用肥皂水轻轻擦，然后用清水漂净，然后晾干。

If the user choose to hope that the new program and the guidelines of the program or system in order to bring the name of your favorite preservation, may be in the "Program" drop-down list box, select the target program, and then click "Save As" button, open the Figure 3 - 3 shown in the "Save the program" dialog box, in the "Save the program the cursor to" text box to save the new name, and then click "OK" button close the dialog box.

如果用户希望新选择的指针方案和或系统自带的方案以自己喜欢的名称保存，可在"方案"下拉列表框中选择该指针方案，然后单击"另存为"按钮，打开如图3 - 3所示的"保存方案"对话框，在"将该光标方案另存为"文本框中输入要保存的新名称，然后单击"确定"按钮关闭对话框。

I can't remember what the story is about exactly, but the interesting thing is that it starts with painting, and then embossment, and then high relief, and finally waxwork, showing a change from 2D to 3D.

有趣的地方在于，这件作品一开始是平面绘画，然后逐渐变为浮雕、高浮雕，最后则变为了蜡像，是一个从平面到立体的转变过程，匠心独具。

The only problem with this is, if drivers get to the last corner and realise they've only done a 1m25s, then they're going to end up effectively stopping at the last corner, waiting six seconds, and then getting going just so they don't get penalised.

在法嘈杂的闹市。如果有时间，哪怕你走马观花也能淘到一些像样的玩意，我就常去逛，这是个人的职业习惯。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。