水土保持调查soil and water conservation survey 水土保持法规 laws and regulations of soil and water conservation ..
双语例句
1
Environmental protection, waterandsoilconservation, water source quality protection, engineering quality, technologies and economies should be considered comprehensively during survey and design.
在勘察设计中要对环境保护、水土保持、水源质量保护、工程质量和技术经济等进行全面综合考虑。
2
By collecting and analyzing the survey data of runoff and sediment plots in soil and waterconservation stations Xifeng et al.
Because the soilandwaterconservation factor was not concluded in net method, the soil erosion modulus calculated with net method was higher than that calculated with sampling survey method.