secondary order
| viscoelastic theory
| secondary order abbr. | |
| tech. | 二阶; 二级的 |
| viscoelastic theory abbr. | |
| eng.geol. | 黏弹性理论 |
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| 第二单; 第二指令 | |||
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| 二阶; 二级的 | |||
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secondary order : 19 phrases in 5 subjects |
| Agriculture | 1 |
| Engineering geology | 1 |
| Oil / petroleum | 1 |
| Technology | 15 |
| Wind Energy | 1 |