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区间测验 | |||
间隔测试; 应力定时变化疲劳试验 |
interval test : 18 phrases in 12 subjects |
Automobiles | 1 |
Aviation | 2 |
Business | 1 |
Computer numerical control | 1 |
Electronics | 3 |
Geophysics | 2 |
Metallurgy | 1 |
Oil / petroleum | 2 |
Radio | 1 |
Rail transport | 1 |
Space | 2 |
Telecommunications | 1 |