共 3 条
[1]
BEKHEDAHL N, 1949, J RES NBS, V42, P145
[2]
A DIFFERENTIAL REFRACTOMETER
[J].
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA,
1951, 41 (12)
:1033-1037
[3]
DANIELS F, 1948, OUTLINES PHYSICAL CH, P71