共 7 条
[1]
1976, METRIC GUIDE
[2]
1977, METRICON 77
[3]
1976, CAN3Z234176 CAN STAN
[4]
1975, ONTARIO METRIC PRACT
[5]
1977, GEOTECHNICAL METRIC
[6]
1970, LIST SYMBOLS
[7]
1977, 9TH P INT C TOK, V3, P156