这颗卫星是由火箭发射的。
发射的辐射要么被吸收，要么在地球表面反射。
The transmitted radiation is either absorbed or reflected at the Earth's surface.
后发星系团X射线发射的性质仍在查证中。
The nature of Coma's X-ray emission is still being investigated.
它们发射的光偏向色谱的蓝色端。
They emit light which is biased towards the blue end of the spectrum.
同样，我们不需要发射的最新版本。
哪个国家向太空发射的火箭最多？
这颗卫星是装在火箭上发射的。
我们不太可能将发射的失败率降为零。
李洁：我控制着发射的神经“中枢”。
空基发射的火箭已经有很长的历史了。
这是肯定的一大声发射的时刻。
我不知道有多少人得到发射的是什么？
上一颗卫星是去年发射的。
最近我们发射的一颗人造卫星已返回地面。
Recently a man-made satellite we launched has been recovered.
不过上面是最近发射的WISE望远镜拍的红外图像。
The above image, however, was taken in infrared light by the recently launched WISE telescope.
上星期他们发射的是他们的第三颗人造卫星。
It was their third man-made satellite that they launched last week.
美国宇航局在周五、周六和周日有发射的机会。
Nasa has Friday, Saturday and Sunday available to make an ascent.
火箭已在发射台上，但尚未做好发射的准备。
The rocket is on the launch pad, but is not ready to be launched yet.
中国的第一颗人造地球卫星是什么时候发射的？
这是我见过的最美的有关航天飞机发射的照片。
One of the most beautiful photos I've seen of a space shuttle launch.
前方的一对小型支架可以保持武器发射的稳定性。
This one has a small bipod at the front to steady the weapon when fired.
你知道美国的第一颗人造卫星是什么时候发射的吗？
Do you know when the first artificial satellite of America was launched?
我们辨认了这个光源发射的大部分谱线共554条。
Majority (554 in number) of the emission lines has been identified.
为了检查发射的有效距离，在这个频率上每5分钟叫一下。
Give us a call every 5 minutes on this frequency for range check.
在联盟号发射的时候，宇航员所承受的是4倍的重力加速度。
During launch of the Soyuz craft, cosmonauts experience four times the force of gravity.
他说他们的父母还有91岁的祖母每当发射的日子里都很担心。
Their parents and 91-year-old grandmother are always anxious on launch day, he said.
他说他们的父母还有91岁的祖母每当发射的日子里都很担心。
Their parents and 91-year-old grandmother are always anxious on launch day, he said.
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