Furthermore, an effective experimental scheme based on the TDFWM IL structure of LED is proposed for the observation of inter and intra band carrier relaxation rates in the active medium.

进而提出了用发光二极管结构的非相干光时延四波混频测量有源介质带间和带内载流子弛豫速率的有效方案。

youdao

Slice a small hole in the side of a carrier bag and stretch it over the lens hood, fastening with a rubber band to keep it in place.

在一面切个小洞，绷在镜头的那个圈圈上，再用胶带粘牢。

youdao

The Navy has scheduled MH-60Rs equipped with the Ku-band capability for deployment as part of the USS Harry S. Truman (CVN 75) Carrier Strike Group in 2012.

海军已预定MH - 60r，并配备Ku波段能力，作为USS Harry S . Truman (CVN 75)号航母战斗群的一部分，将在2012年部署。

youdao

Rear Adm Steve Brunton presented Leading Hand Claire Butler with the first "cap tally" band for her hat with the carrier's name on it.

BBC: HMS Queen Elizabeth aircraft carrier's first crew named

Tapping on the preferred network type option, you can select either LTE on its own, or a mix of LTE, GSM and CDMA. According to the videos, the Google phone then taps into your carrier's LTE network if Band 4 is available, and you're good to go.

ENGADGET