A study on mechanism of flow and sediment disaster in the middle reach of Yangtze River;
因此，开展江河泥沙灾害形成机理及其防治研究已经十分迫切。
The dam builders state that there is no practical flood protection alternative in the middle reach of the Yangtze River.
水坝工程师指出，在长江中游没有实用的防汛办法。
In this paper some main risk factors are sifted within the flood control decision process for the middle reach of the Yangtze River.
针对长江中游防洪决策过程，筛选出几个主要的风险因子。
Dazhou village is a typical example of traditional village in the middle reach of Qinhe River, possessing high historical, scientific and artistic value.
大周村是沁河中游古村落的典型代表，具有较高的历史、科学和艺术价值。
The geological environmental problems concerning to rock soil corrosion at the Helong portion of the middle reach of the Yellow River have become more seriousl than before.
黄河中游河龙段岩土侵蚀环境地质问题极为实出 ，岩土侵蚀的地质背景主要有地质构造、地形地貌、地层岩性等方面。
In this paper, the characteristics of natural resource of the Middle Reach Plain of Changjiang River is introduced and the evolution of its natural environment is also analysed.
本文论述了长江中游平原的资源特点，分析了自然环境的演变过程，并探讨了开发利用中存在的问题及其合理利用的途径。
The sedimentation has now elevated the river bed in the middle reach to such an extent that the formerly protected lowlands are now exposed to the threat of overflow every flood season.
现在，泥沙淤积抬高了中游河床，使得以前得到保护的低地现在暴露在每年洪季漫溢的威胁之下。
Based on the experiments conducting in an intercropping field in Zhangye Oasis in the middle reach of Heihe River basin in 2003-2004, the characteristics of radiation budget are analyzed.
利用布设在黑河流域中游的张掖绿洲区的一套自动气象观测系统在2003- 2004年的资料，分析了一个完整年度内春小麦和夏玉米间作农田生态系统的辐射收支及其变化特征。
Giving an example about the groundwater system of the shallow of the Henan Ruhe middle reach, this paper has mainly introduced a numerical model of optimal development of the groundwater system.
本文以河南汝河中段河谷浅层地下水系统为例，重点介绍了一种地下水系统最优开采数值模型。
When they reach the age—in the middle twenties for women, the late twenties for men—they increasingly turn to omiai.
当他们到了这个年龄——女性在25岁左右，男性在25到30岁左右——他们越来越多地转向相亲。
This is particularly true for trees in the middle and upper latitudes, which tend to attain greater heights on ridges, whereas in the tropics the trees reach their greater heights in the valleys.
这种情况在中高纬度地区的树木中尤其常见，这些树木往往在山脊上长得更高；而热带地区的树木则往往在山谷中会长得更高。
Things go downhill from youth to middle age until they reach a nadir commonly known as the mid-life crisis.
从青年到中年这一段是走下坡路的，一直到达最低点，也就是大家所熟知的中年危机。
This year, the escalating crisis in the Middle East largely squeezed out the subjects on which the attendees were hoping to reach agreement.
今年，中东地区的危机不断深化，圣彼得堡的参会者们不得不将本打算达成协议的议题往后推。
They have been encouraged to climb onto the occupational ladder only to discover that the middle rungs are dominated by men and the upper rungs are out of reach.
她们被鼓励着登上了职业的阶梯，却只发现中间那几级已经被男人们占据了，而顶上几层压根就够不到。
By paying lower taxes when they're young and more when they reach middle age, Americans would essentially borrow from their older, richer selves.
美国人通过年轻时支付少一些的税，中年时付更多的税，基本上可以自己借用他们更年长、更富有的自己。
Our goal has been to find a middle ground and to try to reach as wide an audience as possible within the portal realm.
我们的目标是找到一个“中间立场”，并尝试尽可能扩大门户领域中的读者范围。
We can expect that it will reach the Middle East and countries in Africa in the very near future.
我们预料病毒近期将会到达中东和非洲国家。
If, as Olson predicts, humans reach Mars by the middle of this century, engineers and astronauts may then set their sights on the frozen planets, fiery moons and stars beyond.
如果就像Olson预言的那样，人类将在本世纪中叶踏上火星，那么工程师和宇航员就可能把目光投向那些更远的冰冻行星、炙热的卫星以及诸多恒星上。
For the majority of lower - to upper-middle-class children of my generation raised in the US, the means to a sufficient standard of living were fairly easily within reach.
在美国，对于我这一代的多数人来说，不管是底层、中产阶层还是上流阶层的子弟，要达到宽裕的生活水准相对而言较为轻松。
That leaves wide open the question of how the church will look when today's young fogeys reach middle age.
当今天年轻的守旧派步入中年后，教会将会是何种面貌？以上几点使得这个问题还悬而未决。
My instructions are to negotiate hard on this deal - but I'm trying very hard to reach some middle ground.
上面指示我要强硬地谈这笔生意——但我一直想达成折衷的方案。
Songjiang New town will be out of reach for many of the lower - and middle-class Shanghai residents whose housing woes, these satellite towns were originally intended to address.
松江新城对住房困难的中低阶层上海市民来说可望不可及，而这正是建造卫星城的初衷。
Most of the cafes in England are aimed at middle-class people, so for me it was an education that it could reach such a grass-roots level as it does in Africa.
英国的多数吧馆针对中产阶级，所以我也受到了教育，看到吧馆可以象在非洲那样深入基层。
Although the middle class will not reach its full spending potential for nearly 20 years, its household saving and consumption patterns have already begun to take shape.
虽然在未来的20年间还无法充分释放中产阶层的消费潜力，但他们的储蓄和消费模式现在已经形成。
A shag's shortest layers reach the middle of the ears and get longer from there.
这款蓬松发型的最短层次应该在耳朵中部，然后从那里开始逐渐变长。
The downward transport of ozone due to tropopause folding can reach middle part of troposphere, which has the most influence on the ozone in the upper troposphere.
对流层顶折叠使高空臭氧向下输送，这种向下的输送可以到达对流层中部，对上对流层的臭氧影响最大。
The downward transport of ozone due to tropopause folding can reach middle part of troposphere, which has the most influence on the ozone in the upper troposphere.
对流层顶折叠使高空臭氧向下输送，这种向下的输送可以到达对流层中部，对上对流层的臭氧影响最大。
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