The surface on honeycomb board of aluminum is made of aluminum alloy spraying fluorine charcoal. The center is the core of honeycomb board meeting with the international standard of aviation material.
铝蜂窝板表面采用经氟炭喷涂处理的铝合金板材，中间是符合国际航空材料标准的铝蜂窝芯。
The surface on honeycomb board of aluminum is made of aluminum alloy spraying fluorine charcoal. The center is the core of honeycomb board meeting with the international standard of aviation material.
铝蜂窝板表面采用经氟炭喷涂处理的铝合金板材，中间是符合国际航空材料标准的铝蜂窝芯。
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