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造船工业.传话筒.筒口
SHIPBUILDING. VOICE-PIPES. MOUTHPIECES.
参考页数：1P.;A4
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造船工业.传话筒.清扫口塞
SHIPBUILDING. VOICE-PIPES. DRAIN PLUG.
参考页数：1P.;A4
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造船工业.传话管.呼救专用管.连接管和气笛
Shipbuilding. Voice-pipes. Special calling-uptubes. Mouthpiece and whistle.
参考页数：1P.;A4
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转子式空气雾笛
Rotor air fog whistle
价格：￥0.00
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传话管路附件
Voice pipeline attachments
价格：￥0.00
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小轴转动装置元件
Element of transmission gear for small shaft
价格：￥0.00
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膜片式空气气笛
Diaphragm air siren
价格：￥0.00
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