词汇	net cost benefit
释义	net cost benefit n.净费用收益
随便看	subsurface distribution subsurface divide subsurface drain subsurface drainage subsurface drainage basin subsurface drainage check subsurface drainage system subsurface drip irrigation Subsurface drip irrigation technique subsurface dripper subsurface drop irrigation Subsurface Engineered bioremediation subsurface engineering subsurface environment subsurface erosion subsurface excavated construction subsurface excavated tunnel subsurface excavation subsurface excavation method subsurface exploration subsurface explosion subsurface fatigue crack Subsurface fault subsurface fermentation subsurface field