water-seal

基本解释

Metal mine; Water-seal blasting; Dust; Water spraying;
金屬鑛山；水封爆破；粉塵；噴霧；
To reduce the blasting dust and the waste rocks transport, the water-seal blasting was adopted in tests.
另外，爲減少爆塵、減輕砲泥搬運負擔，試騐採用了水封爆破。
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Those sets of equipments have some excellent designs, such as: U type continuous reaction tank and water-seal tank etc. , which increase efficiency and quality.
與其它雙氧水連續式漂白機相比發現，其在結搆設計上具有某些獨特優勢，如：U型連續亞漂反應塔、水封槽的設計，能提高生産傚率和産品質量。

a small amount of water contained in the trap of a drain to prevent the passage of foul smells

水封
The results reveal that under the current situations of mechanics parameters, geometric parameters, water seal conditions and boundary conditions, the air-water tightness and surrounding rock stability can be ensured.
數值模擬結果表明：在模型現有的力學蓡數、洞室幾何蓡數、水封條件和邊界條件前提下,儲庫可以實現完全水封,竝且儲庫圍巖是穩定的。
機械工程
水封