There were two helicopters circling around.

Now the old man looked up and saw that the bird was circling again.

老人此刻抬眼望去,看见那只鸟儿又在盘旋了.

After a while the fish stopped beating at the wire and started circling slowly again.

过了片刻,鱼不再撞击铁丝,又慢慢地打起转来.

They saw the birds were circling again.

他们看见鸟儿又在盘旋.

A number of planes were circling overhead.

数架飞机在上空盘旋.

For satellites circling the earth, the law of areas is also imperfect.

对于环绕地球运动的卫星来说, 面积定律也是不完善的.

He rowed slowly and steadily toward where the bird was circling.

他慢慢划着,直朝鸟儿盘旋的地方划去.

Emily kept circling around her mother.

埃米莉围着她妈妈转个不停。

It may make him jump though and I would rather he stayed circling now.

然而这一来也许会使它跳起来,我可是情愿它眼下继续打转的.

The vultures were already circling around the dead animal.

兀鹰已经在绕着动物的尸体盘旋了.

We saw three birds circling very high up.

我们看到3只鸟在高空盘旋。

He will start circling soon and then I must work on him.

它不久就会转起圈子来,那时我一定想法对付它.

Meanwhile, an audio codec circuit board is made to realize full duplex communication.

同时通过自制一块语音编解码拓展板,实现了全双工通信.

Perform schematic design and circuit board layouts and prototype debug.

包括参考设计板的的原理图,印制板图及样板调试.

A replaceable printed circuit board.

一种可替换的印制电路板.

Pyrolysis waste recycling technology is one of the effective ways that recycle the printed circuit board.

热解技术是回收废弃印刷电路板的有效方法之一.

Experiments are demonstrated on printed circuit board, LTCC, and monolithic GaAs substrate.

实验结果于印刷电路板 、 低温共烧陶瓷 、 与单晶砷化镓基板上实现.

Meanwhile, an audio circuit board is made to realize full duplex communication.

同时通过自制块语音编解码拓展板,实现全双工通信.

For customers in the module circuit board side client and to provide testing, technical support.

为客户在模块端和电路板端,提供测试, 技术支持.

The model's analog audio circuit board is isolated from the video board to avoid interference.

该模型的模拟音频电路板是分离的视频板,以避免干扰.

Main materials of printed circuit board ( PCB ) substrate were macromolecule resins, which were typical viscoelastic materials.

电路板基板材料主要以高分子树脂为主, 是典型的黏弹性材料.