flange gasket
... flange coupling凸缘联轴节 flange gasket接盘垫;接盘垫 flange joint凸绿接合 ...
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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.
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