 |
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| T形〔三通〕管 | |||
| T 形管; 三通管; T形管 | |||
| |||
| T形管 | |||
| 三通支管 | |||
| T 形管 | |||
| 三通管 | |||
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tee-branch : 12 phrases in 5 subjects |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Rail transport | 2 |
| Refrigeration | 1 |
| Technology | 7 |
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