关节海绵橡胶密封 articulation rubber sponge seal
硅胶海绵隔热密封垫 silicone foam insulation seals
海绵胶密封
Sponge seal
以上为机器翻译结果，长、整句建议使用 人工翻译 。
机舱内部粘贴海绵，各接合面采用密封胶密封，增加机舱的保温性。
The inside of engine room is sticked sponge, each two jointing side are airproofed by airproof glue, enhancing the capacity of heat preservation of the engine room.
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