在一年的这个时候开车驾驶在玉米带,一眼望去是成千上万公顷的玉米地,今年的大雨把这些玉米地严重侵蚀了。
All you have to do is drive through the cornbelt this time of year to see thousands upon thousands of acres of unprotected soil planted to corn that is eroding badly in this year’s torrential rains.
在一年的这个时候开车驾驶在玉米带,一眼望去是成千上万公顷的玉米地,今年的大雨把这些玉米地严重侵蚀了。
All you have to do is drive through the cornbelt this time of year to see thousands upon thousands of acres of unprotected soil planted to corn that is eroding badly in this year's torrential rains.
由于沿岸的营养流失和过度捕捞,海洋生态系统遭受由于海岸带侵蚀造成的水体营养水平改变,还有过度捕捞,也极大破坏了几乎全球各地的食物网。
Ocean ecosystems are beset by changes in nutrient levels due to run off near the coasts and by overfishing, which plays havoc with food webs nearly everywhere.
其它的CT表现包括骨侵蚀和破坏,增强的软组织肿块、与正常组织清晰的过度带、MR对于确定肿瘤受累区域是非常有帮助的。
Other CT findings include bone erosion and destruction, an enhancing soft-tissue mass, and a sharp zone of transition to normal tissue. MR imaging is optimal for depicting areas of tumor involvement.
这为海岸侵蚀的防护提供了理论依据,对海岸带的综合管理有重要意义。
These provided theoretical base for protecting of coast erosion, it has importance significance to comprehensive management of coastal zone.
本文以位于北方农牧交错带的康保县为例,对县域尺度空间范围土地利用格局与土壤侵蚀关系进行了分析。
In this paper, taking Kangbao county as an example, located in the northern farming-pastoral zone, the scope of county-scale spatial pattern of land use and soil erosion relationship are analyzed.
重点讨论了添加防腐剂、采用前掠低压静叶片、新型防侵蚀自带围带结构的工作机理和应用。
It emphases discussing the mechanism and application of preservative adding, forward curved vane and new erosion resistant structure of integrated shroud.
本实验采用SEM和EDAX研究了各段带的显微结构和基质组成,讨论了转炉终渣对浇注料的侵蚀过程和机理。
The changes in the microstructure and matrix composition of every zone have been investigated by using SEM and EDAX. Also the process and mechanism of slag corrosion have been discussed.
河道生态系统中的河岸侵蚀和滨水缓冲带建设备受关注。
The erosion of riverbank and the disappearance of riparian buffering strips are among the concerns in river ecosystem.
海岸侵蚀的原因除风暴潮影响外,主要是海岸带物质补给来源持续减少和人工采挖砂石。
Besides the storm tide impact, the main causes for coastal erosion are due to the continued decrease of material supply and manual extraction of sand and gravel.
结果表明:材料被侵蚀后结构发生变化, 可大致分为渣带、渗透带和未变带;
The results show that after being corroded, the structure of TiN/O′-Sialon material is composed of slag zone, penetrated zone and unchanged zone.
由于侵蚀过程的影响,植物篱带之上、篱带中养分含量高于篱带下。
Due to the impact on erosion, the nutrient content upside and at the hedgerows was higher than that downside the hedgerows in general.
研究发现,在盆地中部隆起与东部坳陷之间存在着一个陡坡带,可将其归为构造与侵蚀双重作用成因的坡折带。
A steep slope zone is recognized between the central uplift and the eastern depression and can be classified as a slope break zone resulted from the double action of tectonism and erosion.
研究发现,在盆地中部隆起与东部坳陷之间存在着一个陡坡带,可将其归为构造与侵蚀双重作用成因的坡折带。
A steep slope zone is recognized between the central uplift and the eastern depression and can be classified as a slope break zone resulted from the double action of tectonism and erosion.
应用推荐