frequency analysis
| compaction
| frequency analysis | |
| corp.gov. | 频数分析 |
| health. | 频谱 分析 |
| hydroel.st. од. | 频率分析 |
| compaction | |
| bridg.constr. | 捣实; 挤实 |
| environ. | 压缩 |
| hydroel.st. | 夯实; 击实 |
| hydroel.st. од. | 压实 |
| met. | 压塑; 压型; 压坯 |
| |||
| 频数分析 | |||
| 频谱〔谐波〕分析 | |||
| ★ 频率分析 | |||
| 频谱分析; 谐波分析 | |||
|
frequency analysis : 80 phrases in 24 subjects |