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| 通铸造气孔; 气砂眼 | |||
| 气孔 (铸件等); 气眼 | |||
| 型芯盒充气孔 | |||
| 砂眼 | |||
| 铸孔; 吹穴 | |||
| 气孔 (泡); 气泡; 烧损; 气泡〔孔，穴〕; 隧道通风孔 | |||
| 气孔 | |||
| 气孔 (印制电路板的) | |||
| 铸件的气孔 | |||
| 喷泥孔 | |||
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| 气孔指铸铁内的 | |||
| 气泡; 窑顶排气孔; 铸孔; 铸件气泡; 吹穴; 吹砂孔; 潮吹 (指海蚀洞天井); 刚性路面的喷泥机; 风蚀穴; 风浪穴; 喷水孔; 砂眼; 气孔; 喷呢孔 (刚性路面上的) | |||
| blow hole: 14 phrases in 5 subjects |
| Drilling | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Metallurgy | 9 |
| Oil / petroleum | 1 |
| Technology | 2 |