subsurface 意思?

subsurface 意思? subsurface current 这两个单词分别是什么意思？current不是当代的意思吗？ subsurface flow wetland是什么 地质方面英语翻译：Up. Permian (Guadalupian)Grayburg-Up. San Andres Fms.,PPL/XPL, HA = 4 mm eachUp. Permian (Guadalupian) Yates-Tansill Fms., subsurface, Eddy Co.,Lo. Cretaceous Ferry Lake Fm.,subsurface, Henderson Co., Texas请问这些怎 subsurface-printed是什么意思?整个句子是：The electronics are housed in an aluminum body with a beige powder-coat finish and subsurfaceprinted Lexan front panel 英语翻译Rarely is subsurface structure one- or two-dimensional and interpretation of information derived from geologic mapping,well logs,and geophysical measurements can be enhanced when viewed in three dimensions with proper perspective.A MATLAB 帮忙断句并翻译The lower points（处于较低位置的点） identified by the morphological filter（形态学滤波） are classified as bathymetry and the subsurface and water surface returns are classified based on height differences betwe 英语翻译求翻译一段关于 污水处理的 文章.（求人工翻译）Satisfactory disposal of wastewater,whether by surface,subsurface methods or dilution,is dependent on its treatment prior to disposal.Adequate treatment is necessary to pre 请教如下一句英文该如何分析?To this list of fields should be added space technology,which is being used to su-rvey the surface and even he subsurface of the earth from satellites,space shuttl-es,and airplanes.请教各位前半句的to… 为什么说磷P是湖泊中的主要限制性营养元素?氮N是河口中的主要限制营养元素?两者有什么区别?Nitrogen enters ground water and surface water through seepage and lateral subsurface flow primarily as NO3-N and is generall 意思 意思 意思 意思? 意思 意思, 意思 意思