NASA's Space Shuttle Program conducted the final test firing of a reusable solid rocket motor Feb. 25 in Promontory, Utah.

2月25日，美国航天局航天飞机组在犹他州海角对可回收的液态火箭引擎进行了最后的测试。

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Phased array seeker has many characteristics, for example forget after firing, space and time signal processing, multiple target information pick-up, anti-jamming and high-reliability.

相控阵导引头具有射后不管、时空信号处理、多目标信息提取、自适应抗干扰和高可靠等特点。

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In this model, the inputs were firing rates of neurons, and the outputs of model were hand trajectory in space.

该模型以运动过程中的脑皮层神经元集合信号为输入，将光标的空间运动轨迹作为输出。

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RWM's members have left in the past year, alleging that the committee was focusing on public relations at the expense of hard science and wasting time on outlandish options such as firing waste into space.

ECONOMIST: Nuclear waste

But Benjelloun again made space for himself before firing under Combe.

BBC: Abdessalam Benjelloun grabbed a double for Hibernian

But as the seconds tick away to the firing up of a revolutionary new British space engine, it's hard not to speculate on its chances of success.

BBC: Skylon: A British dream of space