primary mission

In 2010 it ran out of the cryogenic coolant that enabled its primary mission of mapping the skies.

2010年其低温冷却剂消耗殆尽，而低温冷却剂是其绘制星云地图的必备。

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The task of the initial sizing is to find the primary parameters of aircraft, including the takeoff wing loading, thrust-to-weight ratio, takeoff weight, wing area, aspect ratio of wing, wing sweep, thickness and taper ratio to match the mission requirements.

其任务是找到能满足飞机性能要求的飞机主要参数。这些参数包括：起飞翼载、推重比、起飞重量、机翼面积、机翼翼载、机翼后掠角、机翼相对厚度和机翼梯形比等。

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Although the NIF is designed to reach breakeven, its primary mission relates to national security.

尽管NIF是设计用来达到能量的收支平衡的，但是它的最初的任务是和国家安全相关的。

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The Yaroslav Mudry is a multipurpose frigate, although its primary mission is to provide anti-submarine, anti-ship, and anti-aircraft defense to naval task forces and convoys.

雅若斯拉夫·慕德瑞号是多功能快速护卫舰，他的主要任务是对海军特遣队和舰队提供反潜，反舰，防空的保护。

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The primary mission of the bombers was set to naval attack as a precaution.

主要任务是派出轰炸机防范来自水面的打击.

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Uber and its ride-sharing competitors, including Lyft and Sidecar, are the boldest examples of this breed, which many in the tech industry see as a new kind of start-up-one whose primary mission is to efficiently allocate human beings and their possessions, rather than information.

Uber以及它车辆共乘类的竞争对手，包括Lyft和Sidecar，是这类全新工作方式的最佳代表。科技界的很多人将它们视作一种新型的初创公司——他们的首要使命是高效地分配人以及他们的财产，而非信息。

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