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| polarization-changing (一种抗干扰技术) | |||
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变极化 : 39 phrases in 13 subjects |
| Air defense | 5 |
| Automobiles | 1 |
| Chemistry | 1 |
| Clothing | 1 |
| Desert science | 1 |
| Earth sciences | 1 |
| Electronics | 7 |
| General | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 2 |
| Space | 9 |
| Technology | 8 |
| United Nations | 1 |
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