共 50 条
[43]
On-line optical density measurements in shake flasks.
[J].
ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY,
2002, 224
:U243-U243
[47]
METHOD OF OBTAINING AN ERROR FREE REFERENCE LINE FOR MEASUREMENT OF STRAIGHTNESS
[J].
MESSTECHNIK,
1973, 81 (10)
:317-318