但雄蜘蛛可就有点不道德了，一些礼物里面是不能吃的植物种子或者昆虫空骨头。
But the males can be unscrupulous.Some offerings contain inedible plant seeds or empty insect exoskeletons.
文章提出在空时分组编码的MIMO系统中利用OPAST这种子空间追踪算法进行盲空时多用户检测。
In this paper, the orthogonal projection approximation subspace tracking (OPAST) is employed for channel estimation and space-time multiuser detection in space-time block coded MIMO system.
但雄蜘蛛可就有点不道德了，一些礼物里面是不能吃的植物种子或者昆虫空骨头。
But the males can be unscrupulous. Some offerings contain inedible plant seeds or empty insect exoskeletons.
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