| 释义 |
1 ?覆盖砂 ... cover loam 覆盖壤土 cover sand 覆盖砂 coverage 盖度 ...
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This paper introduced the selection of net agent, the definition of net agent length and added quantity, improving of net cover sand strong etc. 介绍了网络剂的筛选、网络剂长度及加量的确定、网络覆膜砂强度的改进及影响网络覆膜砂的各种相关因素。 - 2
Salt basins, sand and lava cover much of its 40,000 square miles (103,600 square km), and the soil is so lifeless that NASA can design their Mars ground tests on Atacama land. 大约4万平方英里(103,600平方公里)的地区都被盐盆地，沙地和熔岩所覆盖。因为这里的土壤毫无生命力所以美国国家航空及太空局可以在这个岛上进行火星地面测验。 - 3
Salt basins, sand and lava cover much of its 40,000 square miles (103,600 square km), and the soil is so lifeless that NASA can design their Mars ground tests on Atacama land. 大约4万平方英里（103,600平方公里）的地区都被盐盆地，沙地和熔岩所覆盖。 因为这里的土壤毫无生命力所以美国国家航空及太空局可以在这个岛上进行火星地面测验。
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