共 4 条
[1]
EDWARDS PD, 1952, REV SCI INSTRUM, V24, P490
[3]
LAUGHLIN JS, 1953, AM J ROENTGENOL RADI, V70
[4]
The Waidner-Wolff and other adjustable electrical-resistance elements
[J].
JOURNAL OF RESEARCH OF THE NATIONAL BUREAU OF STANDARDS,
1935, 15 (05)
:477-492