一般来说卫星是通过一种叫弯管(bent-pipe)的技术来发送和接收指令的:地球上的固定某点发送信号给卫星,卫星收到后放大,发送到预先指定的地球某点,这一切路由都是由地面决定...
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return bent pipe 回弯管
Bent pipe technology 弯管技术
Bent Pipe Workshop 弯管车间
bent pipe 弯管
bent drill pipe [油气] 弯钻杆
cold-bent pipe 冷弯钢管
Bent-pipe system 贝尔电话网路系统
bent pipe fitting 过桥弯管
One New Caledonian crow, called Betty, bent some straight wire into a hook and used it to lift a small bucket of her favourite food from a vertical pipe.
一只名叫贝蒂的新喀里多尼亚乌鸦把一根笔直的铁丝咬成一个弯钩，用它把一小桶她最喜欢吃的食物从一根垂直的管子里吊了出来。
The right thing to do now is to bent a drill pipe.
现在要做的事是拉弯一根钻杆。
The results show different performance deterioration between different bent pipes, the larger distance between bent pipe outlet and impeller inlet creates more decrease.
结果表明，弯管畸变对离心压气机性能的恶化程度与弯管所在位置有关，距离叶轮进口较远的弯管影响较大。
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