变深度环交换
variable-depth cycle exchange neighborhood
表面元素深度分布
surface depth profile of elements
补孔深度比例
Depth proportion of perforaation
采油污水深度处理技术
Astewater treatment technology of oil extraction
测井深度信号
well logging depth signal
超深度加氢脱硫
ultra-deep hydrodesulfuration
超深度脱硫
Ultra-deep Desulfurization
氚坑深度和氚坑时间
Tritium well depth and tritium well time