The medium wetted parts of these chemical seals are manufactured in stainless steel as standard 标准化学密封的介质浸润部分采用不锈钢制成。
Both seals are wonderful ; my wife also praised your ingenuity , she happened to see them 两个印文都很美妙，内人也很赞叹您的天分，她碰巧看到它们。
The rationality and feasibility of the scheme for the selected seal are verified by the application 通过具体的实践应用，验证了所选密封的合理性及方案的可行性。
If the protective seal is not air proof or poor gas purity , it will also bring welding quality problems 气路有密封不好的问题，或气体纯度不高，也会引起焊接质量问题。
The shaping step is especially designed to keep the sealing from breaking , so the sealing is flat and smooth 为了避免封口起皱，本机特设计整形工位，使封口平整无褶皱。
Make sure the seals are prominently displayed on the shopping cart and throughout the checkout process 确保每个安全认证标志能够在购物车或是检测进程中清晰地显示出来。
The seals are very elegant . wang hao , well done ! my wife saw them and said , wang hao is truly an artist 此二印文非常的雅致。王浩，刻得好！内人看了后说，王浩真是一位艺术家。
Nowadays , seal are still widely used , and the art of seal - engraving has become more , not less , popular than ever before 如今印章仍被广泛地使用，而篆刻艺术比以往更加受人欢迎。
Based on the optimal results of seal ' s structural parameters , a helical axial seal is used in the centrifugal pump 在离心泵上采用了上述优化设计参数的螺旋密封，并经生产应用。
Upper reducer seals are grease purgeable to prevent contaminants from destroying the seals and entering the unit 上部的减速机是润滑脂密封的，能够防止污物破坏密封进入混合器内部。
