| |||
proving; testing; trial | |||
stage of breeding development | |||
testing (empirische Methode) | |||
assay | |||
trying | |||
endurance test | |||
attempt; quality evaluation; testing operation; trial (run); trial run | |||
service trial | |||
| |||
trials | |||
| |||
test | |||
examination; assaying | |||
experiment | |||
proof | |||
trial and error (empirische Methode) | |||
checking |
Erprobung: 28 phrases in 14 subjects |
Coal | 4 |
Communications | 1 |
Construction | 2 |
Earth sciences | 1 |
Economy | 3 |
Electric motors | 1 |
Foreign trade | 1 |
General | 5 |
Marketing | 4 |
Medical | 1 |
Optics branch of physics | 1 |
Quality control and standards | 1 |
Technology | 1 |
Transport | 2 |