火星大气中含有 95%的二氧化碳气体,采用铝/二氧化碳作为燃料可以实现“就地资源利用(ISRU ) ”。但目前,铝/二氧化碳反应所遇到的“瓶颈”问题是:点火困难燃烧效率低。
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在未来的几十年当中,无人驾驶的宇宙飞船将登陆月球,并以“就地取材”的方式对月球资源的开发利用进行试验(ISRU)。
Within the coming decades, unmanned spacecraft will land on the Moon and begin experiments with in-situ resource utilization (ISRU).
坡地改造拦蓄径流就地利用和径流资源的拦蓄储备是解决缺水问题的两种途径。
The two way of solving the problem of water shortage are retaining runoff on the spot and retaining store of the runoff source in the hillside fields.
但是,由于生物质燃烧方式与利用途径单一、陈旧,生物质能源燃烧效率低,甚至部分粮食土产区出现秸秆就地焚烧现象,造成生物质资源浪费,加重化石燃料利用带来的污染。
However, due to the very low efficiency of biomass and dated means of biomass, the majority of them are burned on spot which results in serious environment pollution and biomass resources waste.
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