half-loop
| scavenging
| half loop abbr. | |
| avia. | 半筋斗翻转 |
| scavenging abbr. | |
| met. | 抽出; 吸出; 除气; 清除杂质 |
| oil | 排污; 清扫 |
| telecom. | 换气; 净化 |
| |||
| 半筋斗翻转 | |||
| 半跟斗; 半筋斗 | |||
|
half-loop : 15 phrases in 7 subjects |
| Automobiles | 1 |
| Aviation | 2 |
| Electronics | 1 |
| Figure skating | 7 |
| Mechanics | 1 |
| Skydiving | 2 |
| Technology | 1 |