共 21 条
[1]
BRODY AR, 1976, SCANNING ELECTRON MI, P477
[4]
DeNee P. B., 1976, Scanning Electron Microscopy 1976. I, P461
[5]
Fisher G., 1979, ANAL METHODS COAL CO, V3, P489
[6]
Gross P, 1972, J Occup Med, V14, P757
[7]
MEASUREMENT OF THE RESPIRATORY VOLUMES OF LABORATORY ANIMALS
[J].
AMERICAN JOURNAL OF PHYSIOLOGY,
1947, 150 (01)
:70-77
[8]
HANSEN LD, ENV SCI TECHNOL
[9]
DIGESTION OF LUNG TISSUE FOR MINERAL DUST RECOVERY
[J].
AMERICAN INDUSTRIAL HYGIENE ASSOCIATION JOURNAL,
1972, 33 (08)
:535-542