It has been found that the concentrations of those elements due to man-made air pollutants, especially S, are high and are comparable with those often found in the heavily industrialized eastern U.

发现，气溶胶中由人为污染物形成的那些颗粒物元素的浓度（特别是硫）相当高，其数值与在高度工业化的美国东北部和西欧的工业城市的观测结果相当；

youdao

The group velocity(U) corresponds to the net result from the addition of all elements with different periods and different velocities within the wave motion.

而群速度（U）符合于波动的不同周期，不同速度的各种因素叠加的净结果。

youdao

Although we see some U. s. developers starting to integrate location elements into mobile social games, the Asian market has a longer history of using location-based services in mobile social games.

虽然已有部分美国开发商开始将地理定位元素整合到了手机社交游戏中，但显然亚洲市场的地理定位手机社交游戏的历史更为悠久。

youdao

The governing group contained both moderate and extremist elements, but was considered dangerous by U.S.authorities.

VOA: standard.2009.09.16

The Pentagon announced Monday that about 1,500 U.S.Marines are expected to arrive in Afghanistan later this month, the initial elements of the 30,000 troop surge authorized by President Obama last week.

VOA: standard.2009.12.08

That force is scheduled to be reduced from nearly by next October,and to zero by the end of 2011, although Secretary Gates said Friday there could be a follow-on agreement for some U.S.troops to stay, particularly elements of the Air Force.

VOA: standard.2009.12.12

When they lose their background culture, the worst elements of U.S. culture, such as fast food and violence, tend to affect them most strongly.

CNN: Citizenship isn't about passing a civics test

In short, Russian leaders hope to control or eliminate many elements of U.S. military power in exchange for strategic force reductions they will have to make anyway.

WSJ: Arms Control Amnesia

Thus, a hybrid adversary employs New Age technologies and Old World methods to attack elements of U.S. military strategy, particularly the desire for MRCs to be decisive, rapid, and low cost.

CENTERFORSECURITYPOLICY: Center for Security Policy | The Measure of a Superpower: A Two Major Regional Contingency Military for the 21st Century | Page: 3