全金属孔板叠层换热器是由铜制孔板和不锈钢隔片相间叠置，采用扩散焊工艺焊接而成。
The complete metallic perforated plate heat exchanger is made of a lot of perforated copper plates alternated with stainless steel spacers, and piled up and welded each other.
该锁芯机构由多个圆形叶片和多个圆形隔片相互间隔活动叠装在叶片套的内孔套筒中构成。
The locking mechanism is made up of an inner hole sleeve inside which multiple round leaf blades and round spacers are reciprocally spaced and kinetically sheathed in the blade cases.
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