γ辐射取样换算系数
Conversion factor in gamma radiation sampling
辐射取样图件自动生成程序
program of self-generating graph of radiation samp
粉尘取样仪
powder-dust sampling meter
辐射取向磁环
radially oriented ring magnet
土壤水压榨取样仪
The squeezing instrument for sampling soil water
袖珍空气取样仪
pocket type air sampling instrument
微波辐射样品消解
Microwave irradiated sample digestion