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| 封闭层; 密封涂层; 密封敷层; 保护膜 | |||
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| 封面层; 密封涂覆盖层 | |||
| 封闭漆 | |||
| 路面封面层 | |||
| 封闭层; 止水层; 防水层 | |||
| 封闭层 | |||
| 封层; 隔离层 | |||
| 封闭涂层 | |||
| 密闭层; 封闭底漆; 封闭衣; 封闭涂层; 密封层 | |||
| 海豹皮大衣 | |||
| seal coating: 33 phrases in 7 subjects |
| Architecture | 1 |
| Bridge construction | 1 |
| Construction | 1 |
| Engineering geology | 1 |
| Hydroelectric power stations | 3 |
| Technology | 25 |
| Textile industry | 1 |
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