This article introduces many kinds of ultrasonic transducers, transducer focus, and digital beam forming technology.

Digital beam forming ( DBF ) is a soaring technology in muti-subjects area in last twenty years.

数字波束形成技术是近二十年来发展起来的多学科交叉的新兴技术.

As the key technique of the smart antenna, the beam-forming algorithm has enjoyed widespread popularity.

作为智能天线的关键技术之一, 波束赋形算法引起了众多学者的广泛关注.

Methods of digital beam forming of broadband signal are studied.

研究了宽带信号的数字波束形成(DBF)方法.

Beauty is only skin deep,' my mother would say.

“美是肤浅的。”妈妈会说。

Worldwide coverage beamed by satellite generates huge audiences accompanied by global advertising revenues.

通过卫星发射的信号覆盖全世界，从而产生了大量的观众并在全球范围内赚取不菲的广告费。

He beamed: "Unbelievably, we have now made it to the final twice."

他开心地笑了：“真是不可思议，我们现在已经两次成功打进决赛了。”

"Welcome back," she beamed.

“欢迎回来，”她满面笑容地说。

The interview was beamed live across America.

这次访谈向全美国现场直播。

a high beamed ceiling

木梁高高支撑着的天花板

A sharp white spotlight beamed down on a small stage.

聚光灯的强烈白光照在小舞台上。

Her eye beamed with joy.

她的眼睛流露出喜悦之情.

The rosy light yet beamed like a celestial dawn.

玫瑰色的红光依然象天上的朝霞一样绚丽.

As a result of the promotion of radio and TV, 20 centuries become beamed century.

由于收音机和电视的推广, 20世纪成为广播的世纪.

He beamed with pleasure at seeing her.

看到她,他眉开眼笑.

The old man beamed on his children.

老人对着他的孩子们微笑.

They beamed the program to the countries of Central America.

他们向中美洲国家播送这套节目.

She positively beamed with satisfaction.

她非常满意地笑了.

There still faintly beamed from the woman's features theand even the prettiness, of her youth.

从那女人的面貌上,仍旧能够隐隐约约地看出来她年轻时候的鲜亮,甚至于标致.

New teammates Kevin Garnett, Paul Pierce and Ray Allen beamed as they sat beside him.

他现在的新队友卡文加内特, 保罗普尔斯和雷阿伦就坐在他的旁边.

This programme is beamed to Australia and New Zealand at 1 2 : 0 0 daily.

本节目每天十二点向澳大利亚和新西兰 播送.