This paper reveals that the group velocity of a weak laser probe field can be manipulated by controlling the intensity of the driving field applied to a near-degenerate closed three-level V system.

在近简并的封闭三能级V系统中，一束弱激光探测场的群速度可以通过控制一单色驱动场的强度实现慢光速到超光速的转换。

youdao

It says H.I.V.-related deaths appear to have reached their highest level in two thousand four.

VOA: special.2009.12.08

Meghan is an accomplished consultant and has helped hundreds of individuals in all levels in the organization (V, C level executives, mid-career, mid-level managers, software architects and recent college graduates) and across generations (Gen Y to baby boomers), develop effective career strategies that propel them to achieve personal and professional career success.

FORBES: 5 Trends Defining the World of Work and Leadership in 2013

Section V develops a top-level assessment of the costs associated with sculpting the planned force structure to meet the two-MRC test.

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

"Many customers suggested they were unlikely to switch from VMware to Hyper-V at any price, since Hyper-V lacked virtual machine mobility as well as other higher-level features such as disaster recovery, " Rueppel wrote in an April 1 research note.

FORBES: VMware's Future Challenge