该地区的生态环境使得武装侵略者在周围的荒漠中潜行，国家几乎难以控制这些荒漠。
The ecology of the region also permitted armed predators to prowl the surrounding barrens, which were almost impossible for a state to control.
然而，红树林生态系统受到微妙的盐水平衡的控制。
The mangrove’s ecosystem, however, is at the mercy of a delicate saline balance.
《功能生态学》上的报告指出，没有实施热量控制，科学家的轮虫平均存活8.8填。
Without it, as they report in Functional Ecology, their animals lived for an average of 8.8 days.
主要污染物排放得到有效控制，生态环境质量明显改善。
The discharge of major pollutants will be brought under effective control and the ecological and environmental quality will improve notably.
它们是生态学家所谓的“重点”物种，控制着大量的其它物种，不过它们需要足够大的栖息地以供养其它那些生物。
They're what ecologists call a "keystone" species, who control the abundance every other species, but require a habitat of sufficient size to support those other creatures.
繁茂的生态系统要求控制污染，等等。
Flourishing ecosystems require pollution control. And so on.
凡此种种都归结为：生态系统和成本控制。
从控制论的角度看，象蝌蚪这样的有机体和淡水沼泽这样的生态系统之间控制方式的不同在于，单个有机体受到严格紧密的束缚，而生态系统则宽松自由，不受束缚。
The cybernetic difference between an organism such as a pollywog and an ecosystem such as a fresh-water bog is that an organism is tightly bound, and strict; an ecosystem is loosely bound, and lax.
相反地，苹果和谷歌把应用商店作为生态系统的控制点。
Instead, Apple and Google leverage app stores as ecosystem control points.
人工湿地技术将污水处理与生态环境恢复相结合，在水污染控制中具有广泛的应用前景。
Constructed wetland technology that combines together of sewage disposal and ecological environment restoration, have extensive application prospects in water pollution control.
由Google提供的程序、Android认证，Google及其移动运营商合作伙伴控制的应用程序超市构成了整个Android生态系统。
The Android ecosystem of Google-provided programs, Android certification, and the app marketplace are controlled by Google and its mobile carrier partners.
这个关于植物的MicroRNA能在控制人类生理学的过程中起作用的启示强调了我们的身体是与生态系统高度统一的事实。
The revelation that plant microRNAs play a role in controlling human physiology highlights the fact that our bodies are highly integrated ecosystems.
如何利用有限的耕地面积，在不影响生态平衡和控制生产成本的前提下，使单产达到一个新的水平，就显得尤其重要。
It is important that how to employ limited cultivable areas to make per unit yield attain maximum without influencing ecological system and controlling production cost.
应该继续努力防止污染，控制污染，保护生态环境。
We should continue our efforts to prevent and control pollution and protect the ecological environment.
有效性意味着人类仅控制一切可控因素，尽可能让生态系统自然生长。
Effective means we set all the controllable factors in it and allow the system to emerge into what they should be.
此外，设计中也包括了对沉积和侵蚀的控制，这将会逐渐创造各种河流景观特征的生态型。
Furthermore, conditions for sedimentation and erosion processes are carefully included in the design, which will gradually create various ecotypes, characteristic for the river landscape.
对局域生态系统的控制也须保证全球生态系统的整体优化。
The control of local ecosystem must guarantee the whole optimum of the global ecosystem.
《资讯生态学：控制资讯和知识的环境》。
T. Information Ecology: Mastering the Information and Knowledge Environment.
本文以半湿润地区大汶河流域为例，研究提出水污染控制方案和水生态环境恢复的措施。
This research, regards Dawen river in semi-humid region as example, has put forward water pollution control projects and aquatic ecological environment restoration measurements.
我国生态环境正日趋恶化，利用现代生物技术可以有效控制环境污染。
The ecological environment is worsening day by day in our country, so using the modern biotechnology can control environmental pollution effectively.
通过简单的外墙面涂白处理和增设木构架，最低限度地控制建筑改造项目的成本，并且获得一定的生态效益。
By simply painting the existing brick exterior white and adding the timber frame, the cost of renovating the building was kept to a minimum and a series of environmental benefits resulted.
控制海水污染，保护海洋生态环境迫在眉睫。
It is in great requirement to control marine pollution and protect marine ecological environment.
该举措同时还将有助于控制疯长的澳洲骆驼数量，缓解其造成的严重生态危机。
The plan would also reduce a runaway camel population in Australia that has caused serious ecological problems.
几十年来，非线性差分方程理论已广泛应用于计算机科学、经济学、神经网络、生态学及控制论等学科中出现的离散模型。
In the last decade, nonlinear difference equation theory has been widely applied in the discrete models of computer science, economy, neutral net, ecology and control theory.
设施生产属人为控制下的封闭式生态系统，对无公害蔬菜的生产有其特殊的要求和技术。
Protective production belongs to occluded biosystem in man-made control, and there are especial need and technology in production of pollution-free vegetables.
目的是为更好地维持水体生态平衡，控制水体污染，预防水体富营养化的发生提供参考。
The purpose of the analysis is to provide a reference to keep a balance of ecology in water, control the water pollution and prevent eutrophication of water.
目的是为更好地维持水体生态平衡，控制水体污染，预防水体富营养化的发生提供参考。
The purpose of the analysis is to provide a reference to keep a balance of ecology in water, control the water pollution and prevent eutrophication of water.
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