The first term in the parenthesis is the DC term, and corresponds to the DC spectrum, and the second term in the parenthesis represents the location of the reflector and its complex conjugate.
括号中的首项为DC项，与DC光谱相对应；括号中的第二项表示反射器的位置及其复共轭。
She underlined the importance of spending on long-term recovery in the Horn of Africa during a visit to an agriculture think-tank in Washington. DC.
在访问华盛顿特区一家农业方面的智囊团期间，她强调了长期拨款复苏非洲之角的重要性。
The term has been defined by Digital Cinema Initiatives, LLC in their recommendations for packaging of DC contents.
该术语由数字电影倡导联盟(DCI)在对数字影像的打包建议中做出过定义。
But privatisation is not a long-term solution, says John Roman of the Urban Institute, a think-tank in Washington, DC.
但是监狱私有化并非长久之计，华盛顿特区的智囊团城市研究所的约翰•罗马(John Roman)说。
A switch from DB to DC will save money over the long term by capping the employer's liability.
通过限定雇主的债务的最高限额，养老金计划从固定收益（DB）转变成固定缴款（DC）后，在很长一段时间后将会节约成本。
The simulation demonstrates that the load current feed-forward term can be removed to cut the cost because of the fast DC-link voltage regulation.
从模拟结果可知，由于电压外回路的快速直流链稳压控制，使得负载电流回授电路可予以去除来降低成本。
Eyesight protecting: DC drive, no flash, long-term use will not make eye fatigue.
保护视力：直流驱动，无频闪，长时间使用不会使眼睛疲劳。
Eyesight protecting: DC drive, no flash, long-term use will not make eye fatigue.
保护视力：直流驱动，无频闪，长时间使用不会使眼睛疲劳。
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