使面临

And at the outset Baidu is same, china flushed very quickly the FACEBOOK of edition of many mountain fastness, make its face driving rival in Chinese journey.

和当初的百度一样，中国很快涌出了多个山寨版的FACEBOOK，使其在中国的征途面临强劲对手。

Website this ecosystem, want to let it develop healthily steadily, do not fall suddenly next big aerolites, make environment of whole modes of life and relation to their environment faces disaster, break the balance that builds since the system is long-term.

网站这个生态系统，要让它稳步健康地发展，不要忽然落下大陨石，使整个生态环境面临灭顶之灾，打破系统长期以来建立的平衡。

In the 20th century,science has developed by leaps and bounds.although science is pushing human society forward ,its negative effect has resulted in many global problems ,the human are facing to environment pullution ,ecology unbalance ,agene technology and cloning man in the front of victory .which makes man confront the alternative of life or death.

20世纪，尤其是20世纪下半期，科学得到了更加迅速的发展，在科学推动人类社会进步的同时，它的负面效应也更突出并引发了全球问题，人类在胜利的面前又要面对全球性的环境污染、生态失衡、核威胁以及基因技术、&克隆人&等引发的冲击，使人类社会面临生死存亡的选择。

It has been estimated that the weight of all the insects destroyed by spiders Modern alpinists try to climb mountains by a route which will give them good and the more difficult it is,the more highly it is regarded.

的确，他们在探险时面临的种种艰难险阻，危机四伏，他们的装备也会使现代登山者一想倒这点就会不寒而栗，可是他们并不是故意地要追求这种刺激。

So, the function requirement to the system, the system design and key technologies change greatly to satisfy the need of modern avion simulation training.

随着科学技木的飞速发展，现代军机仿真训练系统面临两大需求：一是功能需求，现代军机功能的增强，使飞行仿真训练内容发生了较大变化；二是技术更新需求，新技术的发展及其在仿真系统中的应用，对军机仿真系统的逼真度提出了更高的要求。

With the rapid developments of science and technology, the modern avion simulation system faces two requirements. One is function requirement and the other is technology renovation requirement. As to the first requirement, functions of modern avion are becoming more and more abundant, which causes the flight simulation training change greatly. As to the second requirement, with the development and adoption of new technology, high verisimilitude requirements are raised to avion simulation system.

中文题名现代军机飞行仿真系统的研究副题名外文题名 A study on modern avion flight simulation system 论文作者黄安祥导师李明陈宗基学科专业导航、制导与控制研究领域\研究方向学位级别博士学位授予单位北京航空航天大学学位授予日期2003 论文页码总数150页关键词军用飞机飞行仿真系统仿真馆藏号BSLW /2003 /V271 /3 随着科学技木的飞速发展，现代军机仿真训练系统面临两大需求：一是功能需求，现代军机功能的增强，使飞行仿真训练内容发生了较大变化；二是技术更新需求，新技术的发展及其在仿真系统中的应用，对军机仿真系统的逼真度提出了更高的要求。

Electronic commerces development and the application cause enterprises marketing activity faced with the new challenge, depends on the electronic commerce which Internets environment and the superiority produce is one kind of new marketing idea and the strategy.

电子商务的发展和应用使企业的营销活动面临新的挑战，依托互联网的环境和优越性而产生的电子商务是一种新的营销理念和策略。

Burdening a collapsed country with destitute deportees would be a true crime. But all that does is leave the potential deportees in limbo, unable to work without fear.

让一个濒临崩塌的国家再背上安置被遣返者的重担，是不折不扣的犯罪行径，只会把即将面临遣返的海地人置于前途未卜的境地，使他们无法安心工作。

Beside got the clean quality energy, how to reflect the linking role of biogas fermentative residue in agricultural production and exert the overall efficiency of biogas digestions is the sustainable development of biogas technology in rural areas must faces.

发展沼气除了获得洁净优质的能源外，怎样把沼气发酵残留物综合利用技术在农业生产中的纽带作用体现出来，使沼气池的综合效益得到充分发挥，是农村沼气技术可持续发展必须面临的课题。

But now Bill Clinton's threatened impeachment has dramatised this gap between government and country, by pushing impeachment this far, Congress has risked further alienating the people it is meant to represent.

可是，但前克林顿面临的弹劾指控却使得政府和选民之间的这种裂痕发生了戏剧性的变化。国会把弹劾指控搞到了这种程度，是在进行一场冒险，会使它本应当代表的民众与它的关系更加疏远。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。