共 5 条
- [1] ESPE W, 1961, WERKSTOFFKUNDE HOCHV, V3, P335
- [2] SEALING A CALCIUM FLUORIDE WINDOW TO GLASS [J]. REVIEW OF SCIENTIFIC INSTRUMENTS, 1958, 29 (08) : 738 - 738
- [3] KOHL WH, 1960, MATERIALS TECHNIQUES, P459
- [4] CROSS SECTIONS FOR IONIZATION BY ELECTRONS [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1957, 79 (23) : 6129 - 6132