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Terms for subject Hydroelectric power stations containing butterfly valve of lock | all forms | in specified order only
| English | Chinese |
| butterfly type of lock valve | 船闸蝴蝶阀 |
| butterfly valve of lock | 船闸蝴蝶阀 |
| butterfly valve of lock | 船闸蝶形阀 |
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| English | Chinese |
| butterfly type of lock valve | 船闸蝴蝶阀 |
| butterfly valve of lock | 船闸蝴蝶阀 |
| butterfly valve of lock | 船闸蝶形阀 |