- asphalt seal coat地沥青封缝层;
- set the seal on使成定局， 使确定下来， 认可;
- 双语例句
1、
Mechanical Seals , Mechanical Seal, Elastomer Bellows Mechanical Seal, Metal Bellows, Seal Mechanical Seals.
采购产品机械印章, 弹性体,风箱机械印章, 金属复盖风箱, 封闭机械印章.
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