The invention relates to a method for permanently obturating holes, especially in metal sheets or plastic parts of automobile bodies.
本发明涉及一种永久地封闭孔、尤其是封闭汽车车体的金属片或塑料部件中的孔的方法。
Conclusion: it is simple, effective, less painful and easy to popularize to cure epistaxis by obturating nasal cavity with PVF medical sponge and Vaseline gauze piece.
结论：PVF医用海绵联合凡士林纱条鼻腔填塞是一种简便、有效、痛苦小、易于推广的鼻出血治疗方法。
A heat insulating mattress is arranged between the bottom part of the heating plate and the shell, and the through part of the heating plate and the shell is provided with an obturating ring.
所述发热盘底部与壳体间设有隔热垫，所述发热盘与壳体的穿接部设有密封圈。
A heat insulating mattress is arranged between the bottom part of the heating plate and the shell, and the through part of the heating plate and the shell is provided with an obturating ring.
所述发热盘底部与壳体间设有隔热垫，所述发热盘与壳体的穿接部设有密封圈。
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