... 低压冷却器 low pressure cooler 短角材 lug angle (or piece) 灯塔补给船 lighthouse tender ...
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... luffing 升降运动;升降运动 lug angle 短角钢 lug attachment 短角钢附接件 ...
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... 短角钢 angle clip; lug angle; lug piece 辅角钢 lug angle 角钢板 angle plate ...
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