共 43 条
[1]
*BECKM INSTR INC, 1960 ANN REP
[2]
BEYNON JH, 1960, MASS SPECTROSCOPY IT, P3
[3]
A new mass spectrometer with improved focusing properties
[J].
PHYSICAL REVIEW,
1938, 53 (07)
:521-529
[4]
BROOKS H, 1968, GOVERNMENT SCIENCE
[5]
BURNS T, 1959, MANAGEMENT INNOVATIO
[7]
DEANE P, 1965, FIRST INDUSTRIAL REV
[8]
DYKE WP, 1964, SCIENTIFIC AM, V210, P1
[9]
*EL IND ASS, 1965, 1964 ANN REP WASH
[10]
FREUNDLICH MM, 1963, SCIENCE 1011, P185