HIV/AIDS despondence is emerged as a urgent and challengeable issue in the world.

應(yīng)對(duì)艾滋病已成為各國(guó)政府必須面對(duì)的一個(gè)嚴(yán)峻問(wèn)題與難題。

How to refold inclusion body proteins with many pairs of disulfide bonds into natural conformation with high efficiency is a challengeable problem at present, and it is becoming one of the industrial bottlenecks in bioengineering field.

如何對(duì)富含二硫鍵的包涵體蛋白進(jìn)行高效的體外復(fù)性使其獲得正確的空間結(jié)構(gòu)是重組蛋白生產(chǎn)所面臨的巨大挑戰(zhàn)人妻少妇看A片偷精品视频，現(xiàn)已成為制約生物工程技術(shù)產(chǎn)業(yè)化的瓶頸問(wèn)題之一天堂婷婷久久。

How to refold inclusion bodies correctly with high yield at high protein concentration is a challengeable problem at present for the industrialization of protein.

如何對(duì)包含體蛋白進(jìn)行正確的體外折疊，以期能夠獲得高濃度上海黄色录像免费一级、高收率的活性蛋白產(chǎn)品是蛋白質(zhì)工業(yè)化應(yīng)用的瓶頸人人操人人插人人射人人人。

Sociologically Analyzing on science curriculum is a challengeable task in the research field of curriculum and teaching theory.

對(duì)科學(xué)課程進(jìn)行社會(huì)學(xué)意義上的分析是課程與教學(xué)論研究領(lǐng)域中的一個(gè)富有挑戰(zhàn)性的課題。

The ideology is something quite superorganic, invisible and untouchable, that usually hides in the bottom of actors\' heart. Hence,.it brings maximum difficulty for the author to verify or prove untrue, and makes the reaserch a very challengeable task.

由于意識(shí)形態(tài)是一個(gè)十分形而上的東西国产黄网站在线免费观看，它看不見(jiàn)欧美一级AA大片免费观看、摸不著，它一般深藏在行動(dòng)者的內(nèi)心深處91最新网站免费，因此欧美在线黄片小视频，這就給我的證實(shí)或證偽過(guò)程帶來(lái)極大困難，這也使本研究成為了一個(gè)極富挑戰(zhàn)性的課題欧美第一区在线。

A Freelancer is toilsome and enjoyable; it is a challengeable occupation full of more feelings of achievement!

自由翻譯是辛苦的操美女b、也是快樂(lè)的；是具有挑戰(zhàn)性的欧美嘿咻嘿咻视频免费观看，更是具有成就感的職業(yè)1024你懂的在线观看！

In the development of the mobile communication,location management is one of the most important and the most challengeable problem.

在移動(dòng)通信的發(fā)展中，位置管理是移動(dòng)通信技術(shù)發(fā)展中最重要最具挑戰(zhàn)性的問(wèn)題之一亚洲第一调教福利视频。

For example, I like to take challengeable job as my objective.

我具有朝著目標(biāo)努力工作的能力国产亚洲日韩精品欧美一区二区。

This is the most challengeable response to the secular tide.

這是面對(duì)世俗大潮的最具挑戰(zhàn)性的回應(yīng)。

Until now it has got the best properties in some challengeable applications.

在若干挑戰(zhàn)性的應(yīng)用中久久这里只是精品，獲得了目前為止最好的性能一级毛片免费看大尺度。