这些措施希望可以帮助美国在满足自身能源需求安全的前提下，不必增加环境负担。
Such measures hope to help the U.S. meet energy security needs without adding to environmental insecurity.
诚然，高速铁路建设增加了西班牙的负担，不过看在舒适的乘坐环境和车窗外乡村美景的份上，还是不要打压的好。
So the train is taking the strain in Spain. For comfort and countryside views, there is no beating it.
以往这些用后残存耐材都被作为工业废弃物处理，这不仅加重了企业的经济负担，而且更重要的是浪费了可利用的资源、增加了社会的环境负担。
In the past the used refractory was treated as industrial wastes, which not only increased an enterprise 's economic burden, but also wasted utilizable resources, adding environmental load to society.
在低带宽的网络环境下，这当然也就为移动网格系统增加了不少负担。
This operation increases the system load of the mobile grid in a limited bandwidth environment.
我们希望合理的利用资源，不要超过需求的去增加环境的负担。
We want to reasonable use of resources, not to exceed demand to increase the burden of environment.
我们希望合理的利用资源，不要超过需求的去增加环境的负担。
We want to reasonable use of resources, not to exceed demand to increase the burden of environment.
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