共 3 条
[1]
An automatic low temperature thermostat (cryostat).
[J].
TRANSACTIONS OF THE FARADAY SOCIETY,
1930, 26
:0236-0238
[2]
AN AUTOMATIC CONSTANT LEVEL CONTROLLER FOR LOW BOILING-POINT LIQUIDS
[J].
JOURNAL OF SCIENTIFIC INSTRUMENTS AND OF PHYSICS IN INDUSTRY,
1948, 25 (07)
:239-242