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Terms for subject Ecology containing 密封 | all forms | in specified order only
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密封sealed in
密封性能sealability
密封结构leak tight structure
密封结构hermetically-sealed construction
密封结构leakproof structure
密封airtight canister
密封seal pot
密封胶圈O-ring seal
密封胶圈silicon seal
密封胶条sealing rubber strip
密封胶条sealing joint strip
密封装置gland (glandula)
底部密封base sealing
沥青密封衬层asphalt sealing liner
防污染密封contamination seal