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| |||
| 测量用锐孔板 | |||
| 节流孔板 | |||
| 孔板流量计 | |||
| 锐孔板 | |||
| 中心孔圆板 | |||
| 挡板 | |||
| 流量孔板; 锐孔板 | |||
| 调压板 | |||
| 光阑; 隔板; 孔口测流板; 节流板; 垫圈 | |||
| 孔板 | |||
| orifice plate: 34 phrases in 11 subjects |
| Agriculture | 1 |
| Automobiles | 1 |
| Aviation | 6 |
| Chemistry | 2 |
| Compressors | 3 |
| Electronics | 1 |
| Engineering geology | 1 |
| Metallurgy | 4 |
| Oil / petroleum | 5 |
| Refrigeration | 1 |
| Technology | 9 |
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