马布里现在已经开始进行更加深入的研究了，他在观察那些利用鸡和其他家禽粪便制造的肥料是否也能通过海藻净化系统提高肥力。
Mulbry has already begun another study to see whether fertilizer made from chicken and poultry litter can also benefit from the algae cleanup system.
带去的其他设备还可以用火星大气中天然的氮气、二氧化碳和表面的冰水制造出肥料、甲烷和氧气。
Additional equipment carried over could also produce fertilizer, methane and oxygen using the atmosphere's natural elements of nitrogen, carbon dioxide and its surface of ice water.
带去的其他设备还可以用火星大气中天然的氮气、二氧化碳和表面的冰水制造出肥料、甲烷和氧气。
Additional equipment carried over could also produce fertilizer, methane and oxygen using the atmosphere's natural elements of nitrogen, carbon dioxide and its surface of ice water.
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