He said sending the Orion capsule - which is the spacecraft that the astronauts will travel to the Moon in - and a lunar lander into low-Earth orbit first would reduce risks.
抬头张望四周，春风拂过的世界好像全部都在缓缓地松动起来。院里几棵刻满了岁月皴裂的老槐树，尽管依旧沉默地站立着，像几个岁月老人在铅灰的天幕下打着盹，但铁灰色的枝干末梢，在微风的轻轻摇曳中已染上了一层淡淡的青晕。整个冬天涂着暗灰色彩的马尾松，也明显变出油润的深绿。路旁并排矗立的白杨，光秃秃的枝干举着稀疏的鸟巢，灰白的树皮上布满块状的斑纹，但枝条的顶端却鼓起了小小的、毛茸茸的苞。苞蕾的颜色与树皮几乎无别，它们紧紧的，像抿住的嘴唇，但不再是向下的、蜷缩的、听天由命的姿态，而是随着翘起的枝干朝向天空昂着头，表现出不可逆转的生命活力。尽管斜逸枝丫上的芽苞伸手可及，你却不忍心去触碰，害怕惊动了一场正在发生的生命转机。
如果担心 ReLU 死神经元，可尝试 Leaky ReLU 或 ELU，详情可参考heLLoword翻译官方下载
Maciej Piętowski。关于这个话题，服务器推荐提供了深入分析
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Андрей Ставицкий (Редактор отдела «Наука и техника»)