![]() |
standard | |
commun. transp. | switchboard |
environ. | standard |
law pharma. environ. | standard |
med. | norma |
CIE standard clear sky : 35 phrases in 5 subjects |
Earth sciences | 1 |
Electronics | 1 |
Lighting other than cinema | 19 |
Technology | 12 |
Textile industry | 2 |