secondary-order
| structure
| zone
| secondary order | |
| tech. | 二阶; 二级的 |
| structure | |
| gymn. | 编排; 成套动作 |
| hydroel.st. | 结构物; 建筑物 |
| hydroel.st. од. | 结构; 构造; 装置 |
| met. | 机构 |
| met. од. | 组织 |
| zone | |
| chem. | 色带; 谱带 |
| comp., MS | 區域 |
| forestr. | 植生带 |
| hydroel.st. од. | 地区 |
| met. | 段 |
| met. од. | 区 |
| survey. | 分带 |
| tech. од. | 地带; 区域 |
| |||
| 第二单; 第二指令 | |||
| |||
| 二阶; 二级的 | |||
|
secondary-order : 19 phrases in 5 subjects |
| Agriculture | 1 |
| Engineering geology | 1 |
| Oil / petroleum | 1 |
| Technology | 15 |
| Wind Energy | 1 |