波纹管[伸缩鼓]式密封,膜盒[气囊]式密封;
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.
Extensive bellows seal qualification testing has been performed in the research and development department to prove the bellows cycle life.
在研究发展部进行的扩展波纹管密封合格测试证明波纹管的使用寿命。
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