逆合成孔径雷达(ISAR)重点论述用固定雷达对活动目标成像，例如对飞机成像或对船成像等。
Inverse Synthetic Aperture Radars (ISAR) is mainly to describe fixed radar imaging moving targets such as airplane and ship.
典型的对这些活动的时间计划是非常自信的，目标是模糊的，技术是新的，并且 QA 轻松的，因此原型通常是很有趣的 — 金钱的大量浪费。
Typically the schedule for these activities is aggressive, the goals blurry, the technologies new, and the QA light, so prototyping can often be a lot of fun -- and a big waste of money.
对任何营销活动来说，第一件事就是要设立目标，了解你的观众和市场。
The first thing any marketing activity needs to start with include setting goals, understanding your audience and the market.
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