共 5 条
- [2] CAIRNS JA, 1970, U SUSS INT C AT COLL
- [3] Duncumb P, 1960, XRAY MICROSCOPY XRAY, P365
- [4] POINT ANODE PROPORTIONAL COUNTERS [J]. JOURNAL OF SCIENTIFIC INSTRUMENTS, 1963, 40 (09): : 446 - &
- [5] POINT ANODE PROPORTIONAL COUNTERS FOR DETECTION OF SOFT X RAYS IN MICROANALYSIS [J]. JOURNAL OF SCIENTIFIC INSTRUMENTS, 1967, 44 (12): : 983 - &