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S 开头的英语单词（共 361,851 个）
sealing nut
密封螺母
sealing of a casting
铸件浸补
sealing of a mould
铸型密封
sealing of contracts
[法] 契约的签置盖印
sealing of records
[法] 案卷的密封
sealing of soil
土壤表面板结
sealing of vessel
容器密封
sealing off
[电] 封闭
sealing oil
密封油
sealing oil system
密封油系统
sealing pad
封瓦
sealing paper
高级包装纸
sealing parts factory
橡胶密封件厂
sealing parts of piston
活塞不漏气部分
sealing performance
密封性能
sealing pipe
闭式管套
sealing plate
密封板;密封垫;嵌缝片
sealing pliers
铅印钳;封印钳
sealing plug
封塞
sealing ply
密封层
sealing pot
[化] 封液包; 隔离液罐
sealing pressure
[化] 密封压力