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Terms for subject Shipbuilding containing twin | all forms | exact matches only
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twin arc fillet welding对弧焊
twin-core cable双心电缆
twin-grab dredger双抓斗挖泥船
twin-horn cleat双羊角
twin-hull ship双体船
twin-masted sailing ship双桅帆船
twin masts龙门桅
twin span tackles derrick双千斤索吊杆装置