求翻译：但由于这些原料本身特点的局限性以及其较差的经济性，远不能满足经济发展所需的生物柴油量；藻类分布广泛，适应环境能力强，在光照和潮湿的环境中几乎都有藻类的存在，有些甚至可以在盐碱环境下生长，与油料植物相比，藻类无需占用耕地资源，不会与农业产生竞争关系，不会造成粮食危机；是什么意思？

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But because of their raw materials in their own limitations as well as its poor economy, and far from being able to meet the economic development of the bio-diesel is widely distributed; algae, adaptation to environmental capacity and as the light and moisture in the environment of almost all specie

But as a result of these raw material itself characteristic limitation as well as it bad efficiency, far cannot satisfy the biological diesel oil quantity which the economical development needs; The algae distribution is widespread, adaptation environment ability, nearly all has algae's existence in

But due to these raw materials itself features of limitations and its poor of economic sexual, far cannot meet economic development by needed of bio diesel volume; algae distribution widely, adaptation environment ability strong, in light and wet of environment in the almost are has algae of exists,

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